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<div class="title">TensorContractionGpu.h</div>  </div>
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<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">// This file is part of Eigen, a lightweight C++ template library</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">// for linear algebra.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">// Copyright (C) 2014-2015 Benoit Steiner &lt;benoit.steiner.goog@gmail.com&gt;</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">// Copyright (C) 2015 Navdeep Jaitly &lt;ndjaitly@google.com&gt;</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">// Copyright (C) 2014 Eric Martin &lt;eric@ericmart.in&gt;</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">// This Source Code Form is subject to the terms of the Mozilla</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">// Public License v. 2.0. If a copy of the MPL was not distributed</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160; </div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor">#ifndef EIGEN_CXX11_TENSOR_TENSOR_CONTRACTION_GPU_H</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#define EIGEN_CXX11_TENSOR_TENSOR_CONTRACTION_GPU_H</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160; </div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#if defined(EIGEN_USE_GPU) &amp;&amp; defined(EIGEN_GPUCC)</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160; </div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#include &quot;./InternalHeaderCheck.h&quot;</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160; </div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceEigen.html">Eigen</a> {</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160; </div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Scalar, <span class="keyword">typename</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>, <span class="keyword">typename</span> LhsMapper,</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;         <span class="keyword">typename</span> RhsMapper, <span class="keyword">typename</span> OutputMapper, <span class="keywordtype">bool</span> needs_edge_check&gt;</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;__device__ EIGEN_STRONG_INLINE <span class="keywordtype">void</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;EigenContractionKernelInternal(<span class="keyword">const</span> LhsMapper lhs, <span class="keyword">const</span> RhsMapper rhs,</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;                               <span class="keyword">const</span> OutputMapper output, Scalar* lhs_shmem, Scalar* rhs_shmem,</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;                       <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_size, <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n_size, <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> k_size) {</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160; </div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_block_idx = blockIdx.x;</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n_block_idx = blockIdx.y;</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160; </div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base_m = 64 * m_block_idx;</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base_n = 64 * n_block_idx;</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160; </div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;  <span class="comment">// declare and initialize 64 registers for output 8x8 block</span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160; </div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;  <span class="comment">// prefetch registers</span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;  Scalar lhs_pf0;</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;  Scalar lhs_pf1;</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;  Scalar lhs_pf2;</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;  Scalar lhs_pf3;</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;  Scalar lhs_pf4;</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;  Scalar lhs_pf5;</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;  Scalar lhs_pf6;</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;  Scalar lhs_pf7;</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160; </div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;  Scalar rhs_pf0;</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;  Scalar rhs_pf1;</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;  Scalar rhs_pf2;</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;  Scalar rhs_pf3;</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;  Scalar rhs_pf4;</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;  Scalar rhs_pf5;</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;  Scalar rhs_pf6;</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;  Scalar rhs_pf7;</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160; </div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;  <span class="comment">// shared memory is formatted</span></div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;  <span class="comment">// (contract idx in block, nocontract idx in block, block idx)</span></div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;  <span class="comment">// where block idx is column major. This transposition limits the number of</span></div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;  <span class="comment">// bank conflicts when reading the LHS. The core idea is that since the contracting</span></div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;  <span class="comment">// index is shared by both sides, then the contracting index should be in threadIdx.x.</span></div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160; </div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;  <span class="comment">// On the LHS, we pad each row inside of each block with an extra element. This makes</span></div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;  <span class="comment">// each block 8 rows of 9 elements, which is 72 elements. This gives no bank conflicts</span></div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;  <span class="comment">// on writes and very few 2-way conflicts on reads. There is an 8x8 grid of these blocks.</span></div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160; </div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;  <span class="comment">// On the RHS we just add 8 padding elements to the end of each block. This gives no bank</span></div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;  <span class="comment">// conflicts on writes and also none on reads.</span></div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160; </div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;  <span class="comment">// storage indices</span></div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> lhs_store_idx_base = threadIdx.y * 72 + threadIdx.x * 9 + threadIdx.z;</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_store_idx_base = threadIdx.y * 72 + threadIdx.z * 8 + threadIdx.x;</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160; </div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> lhs_store_idx_0 = lhs_store_idx_base + 576 * 0;</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> lhs_store_idx_1 = lhs_store_idx_base + 576 * 1;</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> lhs_store_idx_2 = lhs_store_idx_base + 576 * 2;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> lhs_store_idx_3 = lhs_store_idx_base + 576 * 3;</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> lhs_store_idx_4 = lhs_store_idx_base + 576 * 4;</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> lhs_store_idx_5 = lhs_store_idx_base + 576 * 5;</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> lhs_store_idx_6 = lhs_store_idx_base + 576 * 6;</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> lhs_store_idx_7 = lhs_store_idx_base + 576 * 7;</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160; </div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_store_idx_0 = rhs_store_idx_base + 576 * 0;</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_store_idx_1 = rhs_store_idx_base + 576 * 1;</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_store_idx_2 = rhs_store_idx_base + 576 * 2;</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_store_idx_3 = rhs_store_idx_base + 576 * 3;</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_store_idx_4 = rhs_store_idx_base + 576 * 4;</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_store_idx_5 = rhs_store_idx_base + 576 * 5;</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_store_idx_6 = rhs_store_idx_base + 576 * 6;</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_store_idx_7 = rhs_store_idx_base + 576 * 7;</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160; </div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;  <span class="comment">// in the loading code, the following variables are important:</span></div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;  <span class="comment">// threadIdx.x: the vertical position in an 8x8 block</span></div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;  <span class="comment">// threadIdx.y: the vertical index of the 8x8 block in the grid</span></div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;  <span class="comment">// threadIdx.z: the horizontal position in an 8x8 block</span></div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;  <span class="comment">// k: the horizontal index of the 8x8 block in the grid</span></div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;  <span class="comment">//</span></div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;  <span class="comment">// The k parameter is implicit (it was the loop counter for a loop that went</span></div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;  <span class="comment">// from 0 to &lt;8, but now that loop is unrolled in the below code.</span></div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160; </div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> load_idx_vert = threadIdx.x + 8 * threadIdx.y;</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> lhs_vert = base_m + load_idx_vert;</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160; </div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;<span class="preprocessor">#define prefetchIntoRegisters(base_k)                           \</span></div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;<span class="preprocessor">  {                                                             \</span></div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;<span class="preprocessor">    lhs_pf0 = conv(0);                                          \</span></div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;<span class="preprocessor">    lhs_pf1 = conv(0);                                          \</span></div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="preprocessor">    lhs_pf2 = conv(0);                                          \</span></div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;<span class="preprocessor">    lhs_pf3 = conv(0);                                          \</span></div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="preprocessor">    lhs_pf4 = conv(0);                                          \</span></div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;<span class="preprocessor">    lhs_pf5 = conv(0);                                          \</span></div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="preprocessor">    lhs_pf6 = conv(0);                                          \</span></div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;<span class="preprocessor">    lhs_pf7 = conv(0);                                          \</span></div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;<span class="preprocessor">                                                                \</span></div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;<span class="preprocessor">    rhs_pf0 = conv(0);                                          \</span></div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;<span class="preprocessor">    rhs_pf1 = conv(0);                                          \</span></div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;<span class="preprocessor">    rhs_pf2 = conv(0);                                          \</span></div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;<span class="preprocessor">    rhs_pf3 = conv(0);                                          \</span></div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;<span class="preprocessor">    rhs_pf4 = conv(0);                                          \</span></div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;<span class="preprocessor">    rhs_pf5 = conv(0);                                          \</span></div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;<span class="preprocessor">    rhs_pf6 = conv(0);                                          \</span></div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;<span class="preprocessor">    rhs_pf7 = conv(0);                                          \</span></div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;<span class="preprocessor">                                                                \</span></div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;<span class="preprocessor">    if (!needs_edge_check || lhs_vert &lt; m_size) {               \</span></div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;<span class="preprocessor">      const Index lhs_horiz_0 = base_k + threadIdx.z + 0 * 8;   \</span></div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;<span class="preprocessor">      const Index lhs_horiz_1 = base_k + threadIdx.z + 1 * 8;   \</span></div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;<span class="preprocessor">      const Index lhs_horiz_2 = base_k + threadIdx.z + 2 * 8;   \</span></div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;<span class="preprocessor">      const Index lhs_horiz_3 = base_k + threadIdx.z + 3 * 8;   \</span></div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;<span class="preprocessor">      const Index lhs_horiz_4 = base_k + threadIdx.z + 4 * 8;   \</span></div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;<span class="preprocessor">      const Index lhs_horiz_5 = base_k + threadIdx.z + 5 * 8;   \</span></div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;<span class="preprocessor">      const Index lhs_horiz_6 = base_k + threadIdx.z + 6 * 8;   \</span></div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;<span class="preprocessor">      const Index lhs_horiz_7 = base_k + threadIdx.z + 7 * 8;   \</span></div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;<span class="preprocessor">                                                                \</span></div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;<span class="preprocessor">      if (!needs_edge_check || lhs_horiz_7 &lt; k_size) {          \</span></div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;<span class="preprocessor">        lhs_pf0 = lhs(lhs_vert, lhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;<span class="preprocessor">        lhs_pf1 = lhs(lhs_vert, lhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;<span class="preprocessor">        lhs_pf2 = lhs(lhs_vert, lhs_horiz_2);                   \</span></div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;<span class="preprocessor">        lhs_pf3 = lhs(lhs_vert, lhs_horiz_3);                   \</span></div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;<span class="preprocessor">        lhs_pf4 = lhs(lhs_vert, lhs_horiz_4);                   \</span></div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;<span class="preprocessor">        lhs_pf5 = lhs(lhs_vert, lhs_horiz_5);                   \</span></div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;<span class="preprocessor">        lhs_pf6 = lhs(lhs_vert, lhs_horiz_6);                   \</span></div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;<span class="preprocessor">        lhs_pf7 = lhs(lhs_vert, lhs_horiz_7);                   \</span></div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;<span class="preprocessor">      } else if (lhs_horiz_6 &lt; k_size) {                        \</span></div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;<span class="preprocessor">        lhs_pf0 = lhs(lhs_vert, lhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;<span class="preprocessor">        lhs_pf1 = lhs(lhs_vert, lhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;<span class="preprocessor">        lhs_pf2 = lhs(lhs_vert, lhs_horiz_2);                   \</span></div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;<span class="preprocessor">        lhs_pf3 = lhs(lhs_vert, lhs_horiz_3);                   \</span></div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;<span class="preprocessor">        lhs_pf4 = lhs(lhs_vert, lhs_horiz_4);                   \</span></div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;<span class="preprocessor">        lhs_pf5 = lhs(lhs_vert, lhs_horiz_5);                   \</span></div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;<span class="preprocessor">        lhs_pf6 = lhs(lhs_vert, lhs_horiz_6);                   \</span></div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;<span class="preprocessor">      } else if (lhs_horiz_5 &lt; k_size) {                        \</span></div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;<span class="preprocessor">        lhs_pf0 = lhs(lhs_vert, lhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;<span class="preprocessor">        lhs_pf1 = lhs(lhs_vert, lhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;<span class="preprocessor">        lhs_pf2 = lhs(lhs_vert, lhs_horiz_2);                   \</span></div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;<span class="preprocessor">        lhs_pf3 = lhs(lhs_vert, lhs_horiz_3);                   \</span></div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;<span class="preprocessor">        lhs_pf4 = lhs(lhs_vert, lhs_horiz_4);                   \</span></div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;<span class="preprocessor">        lhs_pf5 = lhs(lhs_vert, lhs_horiz_5);                   \</span></div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;<span class="preprocessor">      } else if (lhs_horiz_4 &lt; k_size) {                        \</span></div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;<span class="preprocessor">        lhs_pf0 = lhs(lhs_vert, lhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;<span class="preprocessor">        lhs_pf1 = lhs(lhs_vert, lhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;<span class="preprocessor">        lhs_pf2 = lhs(lhs_vert, lhs_horiz_2);                   \</span></div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;<span class="preprocessor">        lhs_pf3 = lhs(lhs_vert, lhs_horiz_3);                   \</span></div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;<span class="preprocessor">        lhs_pf4 = lhs(lhs_vert, lhs_horiz_4);                   \</span></div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;<span class="preprocessor">      } else if (lhs_horiz_3 &lt; k_size) {                        \</span></div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;<span class="preprocessor">        lhs_pf0 = lhs(lhs_vert, lhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;<span class="preprocessor">        lhs_pf1 = lhs(lhs_vert, lhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;<span class="preprocessor">        lhs_pf2 = lhs(lhs_vert, lhs_horiz_2);                   \</span></div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;<span class="preprocessor">        lhs_pf3 = lhs(lhs_vert, lhs_horiz_3);                   \</span></div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;<span class="preprocessor">      } else if (lhs_horiz_2 &lt; k_size) {                        \</span></div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;<span class="preprocessor">        lhs_pf0 = lhs(lhs_vert, lhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;<span class="preprocessor">        lhs_pf1 = lhs(lhs_vert, lhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;<span class="preprocessor">        lhs_pf2 = lhs(lhs_vert, lhs_horiz_2);                   \</span></div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;<span class="preprocessor">      } else if (lhs_horiz_1 &lt; k_size) {                        \</span></div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;<span class="preprocessor">        lhs_pf0 = lhs(lhs_vert, lhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;<span class="preprocessor">        lhs_pf1 = lhs(lhs_vert, lhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;<span class="preprocessor">      } else if (lhs_horiz_0 &lt; k_size) {                        \</span></div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;<span class="preprocessor">        lhs_pf0 = lhs(lhs_vert, lhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;<span class="preprocessor">      }                                                         \</span></div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;<span class="preprocessor">    }                                                           \</span></div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;<span class="preprocessor">                                                                \</span></div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;<span class="preprocessor">    const Index rhs_vert = base_k + load_idx_vert;              \</span></div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;<span class="preprocessor">    if (!needs_edge_check || rhs_vert &lt; k_size) {               \</span></div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="preprocessor">      const Index rhs_horiz_0 = base_n + threadIdx.z + 0 * 8;   \</span></div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;<span class="preprocessor">      const Index rhs_horiz_1 = base_n + threadIdx.z + 1 * 8;   \</span></div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;<span class="preprocessor">      const Index rhs_horiz_2 = base_n + threadIdx.z + 2 * 8;   \</span></div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;<span class="preprocessor">      const Index rhs_horiz_3 = base_n + threadIdx.z + 3 * 8;   \</span></div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;<span class="preprocessor">      const Index rhs_horiz_4 = base_n + threadIdx.z + 4 * 8;   \</span></div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;<span class="preprocessor">      const Index rhs_horiz_5 = base_n + threadIdx.z + 5 * 8;   \</span></div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;<span class="preprocessor">      const Index rhs_horiz_6 = base_n + threadIdx.z + 6 * 8;   \</span></div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;<span class="preprocessor">      const Index rhs_horiz_7 = base_n + threadIdx.z + 7 * 8;   \</span></div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;<span class="preprocessor">                                                                \</span></div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;<span class="preprocessor">      if (rhs_horiz_7 &lt; n_size) {                               \</span></div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;<span class="preprocessor">        rhs_pf0 = rhs(rhs_vert, rhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;<span class="preprocessor">        rhs_pf1 = rhs(rhs_vert, rhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;<span class="preprocessor">        rhs_pf2 = rhs(rhs_vert, rhs_horiz_2);                   \</span></div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;<span class="preprocessor">        rhs_pf3 = rhs(rhs_vert, rhs_horiz_3);                   \</span></div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;<span class="preprocessor">        rhs_pf4 = rhs(rhs_vert, rhs_horiz_4);                   \</span></div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;<span class="preprocessor">        rhs_pf5 = rhs(rhs_vert, rhs_horiz_5);                   \</span></div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;<span class="preprocessor">        rhs_pf6 = rhs(rhs_vert, rhs_horiz_6);                   \</span></div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;<span class="preprocessor">        rhs_pf7 = rhs(rhs_vert, rhs_horiz_7);                   \</span></div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;<span class="preprocessor">      } else if (rhs_horiz_6 &lt; n_size) {                        \</span></div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;<span class="preprocessor">        rhs_pf0 = rhs(rhs_vert, rhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;<span class="preprocessor">        rhs_pf1 = rhs(rhs_vert, rhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;<span class="preprocessor">        rhs_pf2 = rhs(rhs_vert, rhs_horiz_2);                   \</span></div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;<span class="preprocessor">        rhs_pf3 = rhs(rhs_vert, rhs_horiz_3);                   \</span></div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;<span class="preprocessor">        rhs_pf4 = rhs(rhs_vert, rhs_horiz_4);                   \</span></div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;<span class="preprocessor">        rhs_pf5 = rhs(rhs_vert, rhs_horiz_5);                   \</span></div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;<span class="preprocessor">        rhs_pf6 = rhs(rhs_vert, rhs_horiz_6);                   \</span></div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;<span class="preprocessor">      } else if (rhs_horiz_5 &lt; n_size) {                        \</span></div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;<span class="preprocessor">        rhs_pf0 = rhs(rhs_vert, rhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;<span class="preprocessor">        rhs_pf1 = rhs(rhs_vert, rhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;<span class="preprocessor">        rhs_pf2 = rhs(rhs_vert, rhs_horiz_2);                   \</span></div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;<span class="preprocessor">        rhs_pf3 = rhs(rhs_vert, rhs_horiz_3);                   \</span></div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;<span class="preprocessor">        rhs_pf4 = rhs(rhs_vert, rhs_horiz_4);                   \</span></div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;<span class="preprocessor">        rhs_pf5 = rhs(rhs_vert, rhs_horiz_5);                   \</span></div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;<span class="preprocessor">      } else if (rhs_horiz_4 &lt; n_size) {                        \</span></div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;<span class="preprocessor">        rhs_pf0 = rhs(rhs_vert, rhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;<span class="preprocessor">        rhs_pf1 = rhs(rhs_vert, rhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;<span class="preprocessor">        rhs_pf2 = rhs(rhs_vert, rhs_horiz_2);                   \</span></div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;<span class="preprocessor">        rhs_pf3 = rhs(rhs_vert, rhs_horiz_3);                   \</span></div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;<span class="preprocessor">        rhs_pf4 = rhs(rhs_vert, rhs_horiz_4);                   \</span></div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;<span class="preprocessor">      } else if (rhs_horiz_3 &lt; n_size) {                        \</span></div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;<span class="preprocessor">        rhs_pf0 = rhs(rhs_vert, rhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;<span class="preprocessor">        rhs_pf1 = rhs(rhs_vert, rhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;<span class="preprocessor">        rhs_pf2 = rhs(rhs_vert, rhs_horiz_2);                   \</span></div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;<span class="preprocessor">        rhs_pf3 = rhs(rhs_vert, rhs_horiz_3);                   \</span></div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;<span class="preprocessor">      } else if (rhs_horiz_2 &lt; n_size) {                        \</span></div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;<span class="preprocessor">        rhs_pf0 = rhs(rhs_vert, rhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;<span class="preprocessor">        rhs_pf1 = rhs(rhs_vert, rhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;<span class="preprocessor">        rhs_pf2 = rhs(rhs_vert, rhs_horiz_2);                   \</span></div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;<span class="preprocessor">      } else if (rhs_horiz_1 &lt; n_size) {                        \</span></div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;<span class="preprocessor">        rhs_pf0 = rhs(rhs_vert, rhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;<span class="preprocessor">        rhs_pf1 = rhs(rhs_vert, rhs_horiz_1);                   \</span></div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;<span class="preprocessor">      } else if (rhs_horiz_0 &lt; n_size) {                        \</span></div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;<span class="preprocessor">        rhs_pf0 = rhs(rhs_vert, rhs_horiz_0);                   \</span></div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;<span class="preprocessor">      }                                                         \</span></div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;<span class="preprocessor">    }                                                           \</span></div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;<span class="preprocessor">  }                                                             \</span></div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;<span class="preprocessor"></span> </div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;<span class="preprocessor">#define writeRegToShmem()                       \</span></div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;<span class="preprocessor">  lhs_shmem[lhs_store_idx_0] = lhs_pf0;         \</span></div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;<span class="preprocessor">  rhs_shmem[rhs_store_idx_0] = rhs_pf0;         \</span></div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;<span class="preprocessor">                                                \</span></div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;<span class="preprocessor">  lhs_shmem[lhs_store_idx_1] = lhs_pf1;         \</span></div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;<span class="preprocessor">  rhs_shmem[rhs_store_idx_1] = rhs_pf1;         \</span></div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;<span class="preprocessor">                                                \</span></div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;<span class="preprocessor">  lhs_shmem[lhs_store_idx_2] = lhs_pf2;         \</span></div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;<span class="preprocessor">  rhs_shmem[rhs_store_idx_2] = rhs_pf2;         \</span></div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;<span class="preprocessor">                                                \</span></div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;<span class="preprocessor">  lhs_shmem[lhs_store_idx_3] = lhs_pf3;         \</span></div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;<span class="preprocessor">  rhs_shmem[rhs_store_idx_3] = rhs_pf3;         \</span></div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;<span class="preprocessor">                                                \</span></div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;<span class="preprocessor">  lhs_shmem[lhs_store_idx_4] = lhs_pf4;         \</span></div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;<span class="preprocessor">  rhs_shmem[rhs_store_idx_4] = rhs_pf4;         \</span></div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;<span class="preprocessor">                                                \</span></div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;<span class="preprocessor">  lhs_shmem[lhs_store_idx_5] = lhs_pf5;         \</span></div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;<span class="preprocessor">  rhs_shmem[rhs_store_idx_5] = rhs_pf5;         \</span></div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;<span class="preprocessor">                                                \</span></div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;<span class="preprocessor">  lhs_shmem[lhs_store_idx_6] = lhs_pf6;         \</span></div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;<span class="preprocessor">  rhs_shmem[rhs_store_idx_6] = rhs_pf6;         \</span></div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;<span class="preprocessor">                                                \</span></div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;<span class="preprocessor">  lhs_shmem[lhs_store_idx_7] = lhs_pf7;         \</span></div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;<span class="preprocessor">  rhs_shmem[rhs_store_idx_7] = rhs_pf7;         \</span></div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;<span class="preprocessor"></span> </div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;  <span class="comment">// declare and initialize result array</span></div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;<span class="preprocessor">#define res(i, j) _res_##i##j</span></div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;<span class="preprocessor">#define initResultRow(i)                        \</span></div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;<span class="preprocessor">  Scalar res(i, 0) = conv(0);                   \</span></div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;<span class="preprocessor">  Scalar res(i, 1) = conv(0);                   \</span></div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;<span class="preprocessor">  Scalar res(i, 2) = conv(0);                   \</span></div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;<span class="preprocessor">  Scalar res(i, 3) = conv(0);                   \</span></div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;<span class="preprocessor">  Scalar res(i, 4) = conv(0);                   \</span></div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;<span class="preprocessor">  Scalar res(i, 5) = conv(0);                   \</span></div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;<span class="preprocessor">  Scalar res(i, 6) = conv(0);                   \</span></div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;<span class="preprocessor">  Scalar res(i, 7) = conv(0);                   \</span></div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;<span class="preprocessor"></span> </div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;  internal::scalar_cast_op&lt;int, Scalar&gt; conv;</div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;  initResultRow(0);</div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;  initResultRow(1);</div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;  initResultRow(2);</div>
<div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;  initResultRow(3);</div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;  initResultRow(4);</div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;  initResultRow(5);</div>
<div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;  initResultRow(6);</div>
<div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;  initResultRow(7);</div>
<div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;<span class="preprocessor">#undef initResultRow</span></div>
<div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160; </div>
<div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;  <span class="keywordflow">for</span> (<a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base_k = 0; base_k &lt; k_size; base_k += 64) {</div>
<div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;    <span class="comment">// wait for previous iteration to finish with shmem. Despite common sense,</span></div>
<div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;    <span class="comment">// the code is a bit faster with this here then at bottom of loop</span></div>
<div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;    __syncthreads();</div>
<div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160; </div>
<div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;    prefetchIntoRegisters(base_k);</div>
<div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;    writeRegToShmem();</div>
<div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160; </div>
<div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;<span class="preprocessor">    #undef prefetchIntoRegisters</span></div>
<div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;<span class="preprocessor">    #undef writeRegToShmem</span></div>
<div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160; </div>
<div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;    <span class="comment">// wait for shared mem packing to be done before starting computation</span></div>
<div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;    __syncthreads();</div>
<div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160; </div>
<div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;    <span class="comment">// compute 8x8 matrix product by outer product. This involves packing one column</span></div>
<div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;    <span class="comment">// of LHS and one row of RHS into registers (takes 16 registers).</span></div>
<div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160; </div>
<div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;<span class="preprocessor">#define lcol(i) _lcol##i</span></div>
<div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;    Scalar lcol(0);</div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;    Scalar lcol(1);</div>
<div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;    Scalar lcol(2);</div>
<div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;    Scalar lcol(3);</div>
<div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;    Scalar lcol(4);</div>
<div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;    Scalar lcol(5);</div>
<div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;    Scalar lcol(6);</div>
<div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;    Scalar lcol(7);</div>
<div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160; </div>
<div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;<span class="preprocessor">#define rrow(j) _rrow##j</span></div>
<div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;    Scalar rrow(0);</div>
<div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;    Scalar rrow(1);</div>
<div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;    Scalar rrow(2);</div>
<div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;    Scalar rrow(3);</div>
<div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;    Scalar rrow(4);</div>
<div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;    Scalar rrow(5);</div>
<div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;    Scalar rrow(6);</div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;    Scalar rrow(7);</div>
<div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160; </div>
<div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;    <span class="comment">// Now x corresponds to k, y to m, and z to n</span></div>
<div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;    <span class="keyword">const</span> Scalar* lhs_block = &amp;lhs_shmem[threadIdx.x + 9 * threadIdx.y];</div>
<div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;    <span class="keyword">const</span> Scalar* rhs_block = &amp;rhs_shmem[threadIdx.x + 8 * threadIdx.z];</div>
<div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160; </div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;<span class="preprocessor">#define lhs_element(i, j) lhs_block[72 * ((i) + 8 * (j))]</span></div>
<div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;<span class="preprocessor">#define rhs_element(i, j) rhs_block[72 * ((i) + 8 * (j))]</span></div>
<div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160; </div>
<div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;<span class="preprocessor">#define loadData(i, j)                          \</span></div>
<div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;<span class="preprocessor">    lcol(0) = lhs_element(0, j);               \</span></div>
<div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;<span class="preprocessor">    rrow(0) = rhs_element(i, 0);               \</span></div>
<div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;<span class="preprocessor">    lcol(1) = lhs_element(1, j);               \</span></div>
<div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;<span class="preprocessor">    rrow(1) = rhs_element(i, 1);               \</span></div>
<div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;<span class="preprocessor">    lcol(2) = lhs_element(2, j);               \</span></div>
<div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;<span class="preprocessor">    rrow(2) = rhs_element(i, 2);               \</span></div>
<div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;<span class="preprocessor">    lcol(3) = lhs_element(3, j);               \</span></div>
<div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;<span class="preprocessor">    rrow(3) = rhs_element(i, 3);               \</span></div>
<div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;<span class="preprocessor">    lcol(4) = lhs_element(4, j);               \</span></div>
<div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;<span class="preprocessor">    rrow(4) = rhs_element(i, 4);               \</span></div>
<div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;<span class="preprocessor">    lcol(5) = lhs_element(5, j);               \</span></div>
<div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;<span class="preprocessor">    rrow(5) = rhs_element(i, 5);               \</span></div>
<div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;<span class="preprocessor">    lcol(6) = lhs_element(6, j);               \</span></div>
<div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;<span class="preprocessor">    rrow(6) = rhs_element(i, 6);               \</span></div>
<div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;<span class="preprocessor">    lcol(7) = lhs_element(7, j);               \</span></div>
<div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;<span class="preprocessor">    rrow(7) = rhs_element(i, 7);               \</span></div>
<div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;<span class="preprocessor"></span> </div>
<div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;<span class="preprocessor">#define computeCol(j)                           \</span></div>
<div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;<span class="preprocessor">    res(0, j) += lcol(0) * rrow(j);             \</span></div>
<div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;<span class="preprocessor">    res(1, j) += lcol(1) * rrow(j);             \</span></div>
<div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;<span class="preprocessor">    res(2, j) += lcol(2) * rrow(j);             \</span></div>
<div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;<span class="preprocessor">    res(3, j) += lcol(3) * rrow(j);             \</span></div>
<div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;<span class="preprocessor">    res(4, j) += lcol(4) * rrow(j);             \</span></div>
<div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;<span class="preprocessor">    res(5, j) += lcol(5) * rrow(j);             \</span></div>
<div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;<span class="preprocessor">    res(6, j) += lcol(6) * rrow(j);             \</span></div>
<div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;<span class="preprocessor">    res(7, j) += lcol(7) * rrow(j);             \</span></div>
<div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;<span class="preprocessor"></span> </div>
<div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;<span class="preprocessor">#define computePass(i)                          \</span></div>
<div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;<span class="preprocessor">    loadData(i, i);                             \</span></div>
<div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;<span class="preprocessor">                                                \</span></div>
<div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;<span class="preprocessor">    computeCol(0);                              \</span></div>
<div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;<span class="preprocessor">    computeCol(1);                              \</span></div>
<div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;<span class="preprocessor">    computeCol(2);                              \</span></div>
<div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;<span class="preprocessor">    computeCol(3);                              \</span></div>
<div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;<span class="preprocessor">    computeCol(4);                              \</span></div>
<div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;<span class="preprocessor">    computeCol(5);                              \</span></div>
<div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;<span class="preprocessor">    computeCol(6);                              \</span></div>
<div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;<span class="preprocessor">    computeCol(7);                              \</span></div>
<div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;<span class="preprocessor"></span> </div>
<div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;    computePass(0);</div>
<div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;    computePass(1);</div>
<div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;    computePass(2);</div>
<div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;    computePass(3);</div>
<div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;    computePass(4);</div>
<div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;    computePass(5);</div>
<div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;    computePass(6);</div>
<div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;    computePass(7);</div>
<div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160; </div>
<div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;<span class="preprocessor">#undef lcol</span></div>
<div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;<span class="preprocessor">#undef rrow</span></div>
<div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;<span class="preprocessor">#undef lhs_element</span></div>
<div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;<span class="preprocessor">#undef rhs_element</span></div>
<div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;<span class="preprocessor">#undef loadData</span></div>
<div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;<span class="preprocessor">#undef computeCol</span></div>
<div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;<span class="preprocessor">#undef computePass</span></div>
<div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;  } <span class="comment">// end loop over k</span></div>
<div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160; </div>
<div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;  <span class="comment">// we&#39;ve now iterated over all of the large (ie width 64) k blocks and</span></div>
<div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;  <span class="comment">// accumulated results in registers. At this point thread (x, y, z) contains</span></div>
<div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160;  <span class="comment">// the sum across all big k blocks of the product of little k block of index (x, y)</span></div>
<div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;  <span class="comment">// with block of index (y, z). To compute the final output, we need to reduce</span></div>
<div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;  <span class="comment">// the 8 threads over y by summation.</span></div>
<div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;<span class="preprocessor">#if defined(EIGEN_HIPCC) || (defined(EIGEN_CUDA_SDK_VER) &amp;&amp; EIGEN_CUDA_SDK_VER &lt; 90000)</span></div>
<div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;<span class="preprocessor">#define shuffleInc(i, j, mask) res(i, j) += __shfl_xor(res(i, j), mask)</span></div>
<div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;<span class="preprocessor">#define shuffleInc(i, j, mask) res(i, j) += __shfl_xor_sync(0xFFFFFFFF, res(i, j), mask)</span></div>
<div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160; </div>
<div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160;<span class="preprocessor">#define reduceRow(i, mask)                      \</span></div>
<div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;<span class="preprocessor">  shuffleInc(i, 0, mask);                       \</span></div>
<div class="line"><a name="l00401"></a><span class="lineno">  401</span>&#160;<span class="preprocessor">  shuffleInc(i, 1, mask);                       \</span></div>
<div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;<span class="preprocessor">  shuffleInc(i, 2, mask);                       \</span></div>
<div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;<span class="preprocessor">  shuffleInc(i, 3, mask);                       \</span></div>
<div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;<span class="preprocessor">  shuffleInc(i, 4, mask);                       \</span></div>
<div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;<span class="preprocessor">  shuffleInc(i, 5, mask);                       \</span></div>
<div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160;<span class="preprocessor">  shuffleInc(i, 6, mask);                       \</span></div>
<div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;<span class="preprocessor">  shuffleInc(i, 7, mask);                       \</span></div>
<div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;<span class="preprocessor"></span> </div>
<div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160;<span class="preprocessor">#define reduceMatrix(mask)                      \</span></div>
<div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;<span class="preprocessor">  reduceRow(0, mask);                           \</span></div>
<div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;<span class="preprocessor">  reduceRow(1, mask);                           \</span></div>
<div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;<span class="preprocessor">  reduceRow(2, mask);                           \</span></div>
<div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;<span class="preprocessor">  reduceRow(3, mask);                           \</span></div>
<div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;<span class="preprocessor">  reduceRow(4, mask);                           \</span></div>
<div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;<span class="preprocessor">  reduceRow(5, mask);                           \</span></div>
<div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160;<span class="preprocessor">  reduceRow(6, mask);                           \</span></div>
<div class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;<span class="preprocessor">  reduceRow(7, mask);                           \</span></div>
<div class="line"><a name="l00418"></a><span class="lineno">  418</span>&#160;<span class="preprocessor"></span> </div>
<div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;  <span class="comment">// actually perform the reduction, now each thread of index (_, y, z)</span></div>
<div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;  <span class="comment">// contains the correct values in its registers that belong in the output</span></div>
<div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;  <span class="comment">// block</span></div>
<div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;  reduceMatrix(1);</div>
<div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;  reduceMatrix(2);</div>
<div class="line"><a name="l00424"></a><span class="lineno">  424</span>&#160;  reduceMatrix(4);</div>
<div class="line"><a name="l00425"></a><span class="lineno">  425</span>&#160; </div>
<div class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160;<span class="preprocessor">#undef shuffleInc</span></div>
<div class="line"><a name="l00427"></a><span class="lineno">  427</span>&#160;<span class="preprocessor">#undef reduceRow</span></div>
<div class="line"><a name="l00428"></a><span class="lineno">  428</span>&#160;<span class="preprocessor">#undef reduceMatrix</span></div>
<div class="line"><a name="l00429"></a><span class="lineno">  429</span>&#160; </div>
<div class="line"><a name="l00430"></a><span class="lineno">  430</span>&#160;  <span class="comment">// now we need to copy the 64 values into main memory. We can&#39;t split work</span></div>
<div class="line"><a name="l00431"></a><span class="lineno">  431</span>&#160;  <span class="comment">// among threads because all variables are in registers. There&#39;s 2 ways</span></div>
<div class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;  <span class="comment">// to do this:</span></div>
<div class="line"><a name="l00433"></a><span class="lineno">  433</span>&#160;  <span class="comment">// (1) have 1 thread do 64 writes from registers into global memory</span></div>
<div class="line"><a name="l00434"></a><span class="lineno">  434</span>&#160;  <span class="comment">// (2) have 1 thread do 64 writes into shared memory, and then 8 threads</span></div>
<div class="line"><a name="l00435"></a><span class="lineno">  435</span>&#160;  <span class="comment">//     each do 8 writes into global memory. We can just overwrite the shared</span></div>
<div class="line"><a name="l00436"></a><span class="lineno">  436</span>&#160;  <span class="comment">//     memory from the problem we just solved.</span></div>
<div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160;  <span class="comment">// (2) is slightly faster than (1) due to less branching and more ILP</span></div>
<div class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160; </div>
<div class="line"><a name="l00439"></a><span class="lineno">  439</span>&#160;  <span class="comment">// TODO: won&#39;t yield much gain, but could just use currently unused shared mem</span></div>
<div class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;  <span class="comment">//       and then we won&#39;t have to sync</span></div>
<div class="line"><a name="l00441"></a><span class="lineno">  441</span>&#160;  <span class="comment">// wait for shared mem to be out of use</span></div>
<div class="line"><a name="l00442"></a><span class="lineno">  442</span>&#160;  __syncthreads();</div>
<div class="line"><a name="l00443"></a><span class="lineno">  443</span>&#160; </div>
<div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;<span class="preprocessor">#define writeResultShmem(i, j)                                          \</span></div>
<div class="line"><a name="l00445"></a><span class="lineno">  445</span>&#160;<span class="preprocessor">  lhs_shmem[i + 8 * threadIdx.y + 64 * threadIdx.z + 512 * j] = res(i, j); \</span></div>
<div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;<span class="preprocessor"></span> </div>
<div class="line"><a name="l00447"></a><span class="lineno">  447</span>&#160;<span class="preprocessor">#define writeRow(i)                             \</span></div>
<div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;<span class="preprocessor">  writeResultShmem(i, 0);                       \</span></div>
<div class="line"><a name="l00449"></a><span class="lineno">  449</span>&#160;<span class="preprocessor">  writeResultShmem(i, 1);                       \</span></div>
<div class="line"><a name="l00450"></a><span class="lineno">  450</span>&#160;<span class="preprocessor">  writeResultShmem(i, 2);                       \</span></div>
<div class="line"><a name="l00451"></a><span class="lineno">  451</span>&#160;<span class="preprocessor">  writeResultShmem(i, 3);                       \</span></div>
<div class="line"><a name="l00452"></a><span class="lineno">  452</span>&#160;<span class="preprocessor">  writeResultShmem(i, 4);                       \</span></div>
<div class="line"><a name="l00453"></a><span class="lineno">  453</span>&#160;<span class="preprocessor">  writeResultShmem(i, 5);                       \</span></div>
<div class="line"><a name="l00454"></a><span class="lineno">  454</span>&#160;<span class="preprocessor">  writeResultShmem(i, 6);                       \</span></div>
<div class="line"><a name="l00455"></a><span class="lineno">  455</span>&#160;<span class="preprocessor">  writeResultShmem(i, 7);                       \</span></div>
<div class="line"><a name="l00456"></a><span class="lineno">  456</span>&#160;<span class="preprocessor"></span> </div>
<div class="line"><a name="l00457"></a><span class="lineno">  457</span>&#160;  <span class="keywordflow">if</span> (threadIdx.x == 0) {</div>
<div class="line"><a name="l00458"></a><span class="lineno">  458</span>&#160;    writeRow(0);</div>
<div class="line"><a name="l00459"></a><span class="lineno">  459</span>&#160;    writeRow(1);</div>
<div class="line"><a name="l00460"></a><span class="lineno">  460</span>&#160;    writeRow(2);</div>
<div class="line"><a name="l00461"></a><span class="lineno">  461</span>&#160;    writeRow(3);</div>
<div class="line"><a name="l00462"></a><span class="lineno">  462</span>&#160;    writeRow(4);</div>
<div class="line"><a name="l00463"></a><span class="lineno">  463</span>&#160;    writeRow(5);</div>
<div class="line"><a name="l00464"></a><span class="lineno">  464</span>&#160;    writeRow(6);</div>
<div class="line"><a name="l00465"></a><span class="lineno">  465</span>&#160;    writeRow(7);</div>
<div class="line"><a name="l00466"></a><span class="lineno">  466</span>&#160;  }</div>
<div class="line"><a name="l00467"></a><span class="lineno">  467</span>&#160;<span class="preprocessor">#undef writeResultShmem</span></div>
<div class="line"><a name="l00468"></a><span class="lineno">  468</span>&#160;<span class="preprocessor">#undef writeRow</span></div>
<div class="line"><a name="l00469"></a><span class="lineno">  469</span>&#160; </div>
<div class="line"><a name="l00470"></a><span class="lineno">  470</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">int</span> max_i_write = numext::mini((<span class="keywordtype">int</span>)((m_size - base_m - threadIdx.y + 7) / 8), 8);</div>
<div class="line"><a name="l00471"></a><span class="lineno">  471</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">int</span> max_j_write = numext::mini((<span class="keywordtype">int</span>)((n_size - base_n - threadIdx.z + 7) / 8), 8);</div>
<div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160; </div>
<div class="line"><a name="l00473"></a><span class="lineno">  473</span>&#160;  <span class="keywordflow">if</span> (threadIdx.x &lt; max_i_write) {</div>
<div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160;    <span class="keywordflow">if</span> (max_j_write == 8) {</div>
<div class="line"><a name="l00475"></a><span class="lineno">  475</span>&#160;      <span class="comment">// TODO: can i trade bank conflicts for coalesced writes?</span></div>
<div class="line"><a name="l00476"></a><span class="lineno">  476</span>&#160;      Scalar val0 = lhs_shmem[threadIdx.x + 8 * threadIdx.y + 64 * threadIdx.z + 512 * 0];</div>
<div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;      Scalar val1 = lhs_shmem[threadIdx.x + 8 * threadIdx.y + 64 * threadIdx.z + 512 * 1];</div>
<div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;      Scalar val2 = lhs_shmem[threadIdx.x + 8 * threadIdx.y + 64 * threadIdx.z + 512 * 2];</div>
<div class="line"><a name="l00479"></a><span class="lineno">  479</span>&#160;      Scalar val3 = lhs_shmem[threadIdx.x + 8 * threadIdx.y + 64 * threadIdx.z + 512 * 3];</div>
<div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;      Scalar val4 = lhs_shmem[threadIdx.x + 8 * threadIdx.y + 64 * threadIdx.z + 512 * 4];</div>
<div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;      Scalar val5 = lhs_shmem[threadIdx.x + 8 * threadIdx.y + 64 * threadIdx.z + 512 * 5];</div>
<div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;      Scalar val6 = lhs_shmem[threadIdx.x + 8 * threadIdx.y + 64 * threadIdx.z + 512 * 6];</div>
<div class="line"><a name="l00483"></a><span class="lineno">  483</span>&#160;      Scalar val7 = lhs_shmem[threadIdx.x + 8 * threadIdx.y + 64 * threadIdx.z + 512 * 7];</div>
<div class="line"><a name="l00484"></a><span class="lineno">  484</span>&#160; </div>
<div class="line"><a name="l00485"></a><span class="lineno">  485</span>&#160;      output(base_m + threadIdx.y + 8 * threadIdx.x, base_n + threadIdx.z + 8 * 0) = val0;</div>
<div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;      output(base_m + threadIdx.y + 8 * threadIdx.x, base_n + threadIdx.z + 8 * 1) = val1;</div>
<div class="line"><a name="l00487"></a><span class="lineno">  487</span>&#160;      output(base_m + threadIdx.y + 8 * threadIdx.x, base_n + threadIdx.z + 8 * 2) = val2;</div>
<div class="line"><a name="l00488"></a><span class="lineno">  488</span>&#160;      output(base_m + threadIdx.y + 8 * threadIdx.x, base_n + threadIdx.z + 8 * 3) = val3;</div>
<div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160;      output(base_m + threadIdx.y + 8 * threadIdx.x, base_n + threadIdx.z + 8 * 4) = val4;</div>
<div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160;      output(base_m + threadIdx.y + 8 * threadIdx.x, base_n + threadIdx.z + 8 * 5) = val5;</div>
<div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160;      output(base_m + threadIdx.y + 8 * threadIdx.x, base_n + threadIdx.z + 8 * 6) = val6;</div>
<div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;      output(base_m + threadIdx.y + 8 * threadIdx.x, base_n + threadIdx.z + 8 * 7) = val7;</div>
<div class="line"><a name="l00493"></a><span class="lineno">  493</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00494"></a><span class="lineno">  494</span>&#160;<span class="preprocessor">#pragma unroll 7</span></div>
<div class="line"><a name="l00495"></a><span class="lineno">  495</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j &lt; max_j_write; j++) {</div>
<div class="line"><a name="l00496"></a><span class="lineno">  496</span>&#160;        Scalar val = lhs_shmem[threadIdx.x + 8 * threadIdx.y + 64 * threadIdx.z + 512 * j];</div>
<div class="line"><a name="l00497"></a><span class="lineno">  497</span>&#160;        output(base_m + threadIdx.y + 8 * threadIdx.x, base_n + threadIdx.z + 8 * j) = val;</div>
<div class="line"><a name="l00498"></a><span class="lineno">  498</span>&#160;      }</div>
<div class="line"><a name="l00499"></a><span class="lineno">  499</span>&#160;    }</div>
<div class="line"><a name="l00500"></a><span class="lineno">  500</span>&#160;  }</div>
<div class="line"><a name="l00501"></a><span class="lineno">  501</span>&#160;<span class="preprocessor">#undef res</span></div>
<div class="line"><a name="l00502"></a><span class="lineno">  502</span>&#160;}</div>
<div class="line"><a name="l00503"></a><span class="lineno">  503</span>&#160; </div>
<div class="line"><a name="l00504"></a><span class="lineno">  504</span>&#160; </div>
<div class="line"><a name="l00505"></a><span class="lineno">  505</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Scalar, <span class="keyword">typename</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>, <span class="keyword">typename</span> LhsMapper,</div>
<div class="line"><a name="l00506"></a><span class="lineno">  506</span>&#160;         <span class="keyword">typename</span> RhsMapper, <span class="keyword">typename</span> OutputMapper&gt;</div>
<div class="line"><a name="l00507"></a><span class="lineno">  507</span>&#160;__global__ <span class="keywordtype">void</span></div>
<div class="line"><a name="l00508"></a><span class="lineno">  508</span>&#160;<span class="preprocessor">#if defined(EIGEN_HIPCC)</span></div>
<div class="line"><a name="l00509"></a><span class="lineno">  509</span>&#160;__launch_bounds__(512, 1)</div>
<div class="line"><a name="l00510"></a><span class="lineno">  510</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00511"></a><span class="lineno">  511</span>&#160;__launch_bounds__(512)</div>
<div class="line"><a name="l00512"></a><span class="lineno">  512</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00513"></a><span class="lineno">  513</span>&#160;EigenContractionKernel(<span class="keyword">const</span> LhsMapper lhs, <span class="keyword">const</span> RhsMapper rhs,</div>
<div class="line"><a name="l00514"></a><span class="lineno">  514</span>&#160;                       <span class="keyword">const</span> OutputMapper output,</div>
<div class="line"><a name="l00515"></a><span class="lineno">  515</span>&#160;                       <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_size, <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n_size, <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> k_size) {</div>
<div class="line"><a name="l00516"></a><span class="lineno">  516</span>&#160;  __shared__ Scalar lhs_shmem[72 * 64];</div>
<div class="line"><a name="l00517"></a><span class="lineno">  517</span>&#160;  __shared__ Scalar rhs_shmem[72 * 64];</div>
<div class="line"><a name="l00518"></a><span class="lineno">  518</span>&#160; </div>
<div class="line"><a name="l00519"></a><span class="lineno">  519</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_block_idx = blockIdx.x;</div>
<div class="line"><a name="l00520"></a><span class="lineno">  520</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n_block_idx = blockIdx.y;</div>
<div class="line"><a name="l00521"></a><span class="lineno">  521</span>&#160; </div>
<div class="line"><a name="l00522"></a><span class="lineno">  522</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base_m = 64 * m_block_idx;</div>
<div class="line"><a name="l00523"></a><span class="lineno">  523</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base_n = 64 * n_block_idx;</div>
<div class="line"><a name="l00524"></a><span class="lineno">  524</span>&#160; </div>
<div class="line"><a name="l00525"></a><span class="lineno">  525</span>&#160;  <span class="keywordflow">if</span> (base_m + 63 &lt; m_size &amp;&amp; base_n + 63 &lt; n_size) {</div>
<div class="line"><a name="l00526"></a><span class="lineno">  526</span>&#160;    EigenContractionKernelInternal&lt;Scalar, Index, LhsMapper, RhsMapper, OutputMapper, false&gt;(lhs, rhs, output, lhs_shmem, rhs_shmem, m_size, n_size, k_size);</div>
<div class="line"><a name="l00527"></a><span class="lineno">  527</span>&#160;  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00528"></a><span class="lineno">  528</span>&#160;    EigenContractionKernelInternal&lt;Scalar, Index, LhsMapper, RhsMapper, OutputMapper, true&gt;(lhs, rhs, output, lhs_shmem, rhs_shmem, m_size, n_size, k_size);</div>
<div class="line"><a name="l00529"></a><span class="lineno">  529</span>&#160;  }</div>
<div class="line"><a name="l00530"></a><span class="lineno">  530</span>&#160;}</div>
<div class="line"><a name="l00531"></a><span class="lineno">  531</span>&#160; </div>
<div class="line"><a name="l00532"></a><span class="lineno">  532</span>&#160; </div>
<div class="line"><a name="l00533"></a><span class="lineno">  533</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>, <span class="keyword">typename</span> LhsMapper,</div>
<div class="line"><a name="l00534"></a><span class="lineno">  534</span>&#160;         <span class="keyword">typename</span> RhsMapper, <span class="keyword">typename</span> OutputMapper, <span class="keywordtype">bool</span> CHECK_LHS_BOUNDARY,</div>
<div class="line"><a name="l00535"></a><span class="lineno">  535</span>&#160;         <span class="keywordtype">bool</span> CHECK_RHS_BOUNDARY&gt;</div>
<div class="line"><a name="l00536"></a><span class="lineno">  536</span>&#160;__device__ __forceinline__ <span class="keywordtype">void</span></div>
<div class="line"><a name="l00537"></a><span class="lineno">  537</span>&#160;EigenFloatContractionKernelInternal16x16(<span class="keyword">const</span> LhsMapper lhs, <span class="keyword">const</span> RhsMapper rhs,</div>
<div class="line"><a name="l00538"></a><span class="lineno">  538</span>&#160;                       <span class="keyword">const</span> OutputMapper output, float2 lhs_shmem2[][16],</div>
<div class="line"><a name="l00539"></a><span class="lineno">  539</span>&#160;                       float2 rhs_shmem2[][8], <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_size,</div>
<div class="line"><a name="l00540"></a><span class="lineno">  540</span>&#160;                       <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n_size, <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> k_size,</div>
<div class="line"><a name="l00541"></a><span class="lineno">  541</span>&#160;                       <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base_m, <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base_n) {</div>
<div class="line"><a name="l00542"></a><span class="lineno">  542</span>&#160; </div>
<div class="line"><a name="l00543"></a><span class="lineno">  543</span>&#160;  <span class="comment">// prefetch registers</span></div>
<div class="line"><a name="l00544"></a><span class="lineno">  544</span>&#160;  float4 lhs_pf0, rhs_pf0;</div>
<div class="line"><a name="l00545"></a><span class="lineno">  545</span>&#160; </div>
<div class="line"><a name="l00546"></a><span class="lineno">  546</span>&#160;  float4 results[4];</div>
<div class="line"><a name="l00547"></a><span class="lineno">  547</span>&#160;  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i=0; i &lt; 4; i++) {</div>
<div class="line"><a name="l00548"></a><span class="lineno">  548</span>&#160;    results[i].x = results[i].y = results[i].z = results[i].w = 0;</div>
<div class="line"><a name="l00549"></a><span class="lineno">  549</span>&#160;  }</div>
<div class="line"><a name="l00550"></a><span class="lineno">  550</span>&#160; </div>
<div class="line"><a name="l00551"></a><span class="lineno">  551</span>&#160;<span class="preprocessor">#define prefetch_lhs(reg, row, col)                            \</span></div>
<div class="line"><a name="l00552"></a><span class="lineno">  552</span>&#160;<span class="preprocessor">    if (!CHECK_LHS_BOUNDARY) {                                 \</span></div>
<div class="line"><a name="l00553"></a><span class="lineno">  553</span>&#160;<span class="preprocessor">      if (col &lt; k_size) {                                      \</span></div>
<div class="line"><a name="l00554"></a><span class="lineno">  554</span>&#160;<span class="preprocessor">        reg =lhs.template loadPacket&lt;float4,Unaligned&gt;(row, col);     \</span></div>
<div class="line"><a name="l00555"></a><span class="lineno">  555</span>&#160;<span class="preprocessor">      }                                                        \</span></div>
<div class="line"><a name="l00556"></a><span class="lineno">  556</span>&#160;<span class="preprocessor">    } else {                                                   \</span></div>
<div class="line"><a name="l00557"></a><span class="lineno">  557</span>&#160;<span class="preprocessor">      if (col &lt; k_size) {                                      \</span></div>
<div class="line"><a name="l00558"></a><span class="lineno">  558</span>&#160;<span class="preprocessor">        if (row + 3 &lt; m_size) {                                \</span></div>
<div class="line"><a name="l00559"></a><span class="lineno">  559</span>&#160;<span class="preprocessor">          reg =lhs.template loadPacket&lt;float4,Unaligned&gt;(row, col);   \</span></div>
<div class="line"><a name="l00560"></a><span class="lineno">  560</span>&#160;<span class="preprocessor">        } else if (row + 2 &lt; m_size) {                         \</span></div>
<div class="line"><a name="l00561"></a><span class="lineno">  561</span>&#160;<span class="preprocessor">          reg.x =lhs(row + 0, col);                            \</span></div>
<div class="line"><a name="l00562"></a><span class="lineno">  562</span>&#160;<span class="preprocessor">          reg.y =lhs(row + 1, col);                            \</span></div>
<div class="line"><a name="l00563"></a><span class="lineno">  563</span>&#160;<span class="preprocessor">          reg.z =lhs(row + 2, col);                            \</span></div>
<div class="line"><a name="l00564"></a><span class="lineno">  564</span>&#160;<span class="preprocessor">        } else if (row + 1 &lt; m_size) {                         \</span></div>
<div class="line"><a name="l00565"></a><span class="lineno">  565</span>&#160;<span class="preprocessor">          reg.x =lhs(row + 0, col);                            \</span></div>
<div class="line"><a name="l00566"></a><span class="lineno">  566</span>&#160;<span class="preprocessor">          reg.y =lhs(row + 1, col);                            \</span></div>
<div class="line"><a name="l00567"></a><span class="lineno">  567</span>&#160;<span class="preprocessor">        } else if (row  &lt; m_size) {                            \</span></div>
<div class="line"><a name="l00568"></a><span class="lineno">  568</span>&#160;<span class="preprocessor">          reg.x =lhs(row + 0, col);                            \</span></div>
<div class="line"><a name="l00569"></a><span class="lineno">  569</span>&#160;<span class="preprocessor">        }                                                      \</span></div>
<div class="line"><a name="l00570"></a><span class="lineno">  570</span>&#160;<span class="preprocessor">      }                                                        \</span></div>
<div class="line"><a name="l00571"></a><span class="lineno">  571</span>&#160;<span class="preprocessor">    }                                                          \</span></div>
<div class="line"><a name="l00572"></a><span class="lineno">  572</span>&#160;<span class="preprocessor"></span> </div>
<div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;  <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> lhs_vert = base_m+threadIdx.x*4;</div>
<div class="line"><a name="l00574"></a><span class="lineno">  574</span>&#160; </div>
<div class="line"><a name="l00575"></a><span class="lineno">  575</span>&#160;  <span class="keywordflow">for</span> (<a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> k = 0; k &lt; k_size; k += 16) {</div>
<div class="line"><a name="l00576"></a><span class="lineno">  576</span>&#160; </div>
<div class="line"><a name="l00577"></a><span class="lineno">  577</span>&#160;    lhs_pf0 = internal::pset1&lt;float4&gt;(0);</div>
<div class="line"><a name="l00578"></a><span class="lineno">  578</span>&#160;    rhs_pf0 = internal::pset1&lt;float4&gt;(0);</div>
<div class="line"><a name="l00579"></a><span class="lineno">  579</span>&#160; </div>
<div class="line"><a name="l00580"></a><span class="lineno">  580</span>&#160;    <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> lhs_horiz = threadIdx.y+k;</div>
<div class="line"><a name="l00581"></a><span class="lineno">  581</span>&#160;    prefetch_lhs(lhs_pf0, lhs_vert, lhs_horiz)</div>
<div class="line"><a name="l00582"></a><span class="lineno">  582</span>&#160; </div>
<div class="line"><a name="l00583"></a><span class="lineno">  583</span>&#160;    <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_vert = k+(threadIdx.x%4)*4;</div>
<div class="line"><a name="l00584"></a><span class="lineno">  584</span>&#160;    <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_horiz0 = (threadIdx.x&gt;&gt;2)+threadIdx.y*4+base_n;</div>
<div class="line"><a name="l00585"></a><span class="lineno">  585</span>&#160; </div>
<div class="line"><a name="l00586"></a><span class="lineno">  586</span>&#160;    if (!CHECK_RHS_BOUNDARY) {</div>
<div class="line"><a name="l00587"></a><span class="lineno">  587</span>&#160;      <span class="keywordflow">if</span> ((rhs_vert + 3) &lt; k_size) {</div>
<div class="line"><a name="l00588"></a><span class="lineno">  588</span>&#160;        <span class="comment">// just CHECK_RHS_BOUNDARY</span></div>
<div class="line"><a name="l00589"></a><span class="lineno">  589</span>&#160;        rhs_pf0 = rhs.template loadPacket&lt;float4,Unaligned&gt;(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00590"></a><span class="lineno">  590</span>&#160;      } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rhs_vert + 2 &lt; k_size) {</div>
<div class="line"><a name="l00591"></a><span class="lineno">  591</span>&#160;        <span class="comment">// just CHECK_RHS_BOUNDARY</span></div>
<div class="line"><a name="l00592"></a><span class="lineno">  592</span>&#160;        rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00593"></a><span class="lineno">  593</span>&#160;        rhs_pf0.y = rhs(rhs_vert + 1, rhs_horiz0);</div>
<div class="line"><a name="l00594"></a><span class="lineno">  594</span>&#160;        rhs_pf0.z = rhs(rhs_vert + 2, rhs_horiz0);</div>
<div class="line"><a name="l00595"></a><span class="lineno">  595</span>&#160;      } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rhs_vert + 1 &lt; k_size) {</div>
<div class="line"><a name="l00596"></a><span class="lineno">  596</span>&#160;        rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00597"></a><span class="lineno">  597</span>&#160;        rhs_pf0.y = rhs(rhs_vert + 1, rhs_horiz0);</div>
<div class="line"><a name="l00598"></a><span class="lineno">  598</span>&#160;      } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rhs_vert  &lt; k_size) {</div>
<div class="line"><a name="l00599"></a><span class="lineno">  599</span>&#160;        rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00600"></a><span class="lineno">  600</span>&#160;      }</div>
<div class="line"><a name="l00601"></a><span class="lineno">  601</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00602"></a><span class="lineno">  602</span>&#160;      <span class="keywordflow">if</span> (rhs_horiz0 &lt; n_size) {</div>
<div class="line"><a name="l00603"></a><span class="lineno">  603</span>&#160;        <span class="keywordflow">if</span> ((rhs_vert + 3) &lt; k_size) {</div>
<div class="line"><a name="l00604"></a><span class="lineno">  604</span>&#160;          rhs_pf0 = rhs.template loadPacket&lt;float4,Unaligned&gt;(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00605"></a><span class="lineno">  605</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((rhs_vert + 2) &lt; k_size) {</div>
<div class="line"><a name="l00606"></a><span class="lineno">  606</span>&#160;          rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00607"></a><span class="lineno">  607</span>&#160;          rhs_pf0.y = rhs(rhs_vert + 1, rhs_horiz0);</div>
<div class="line"><a name="l00608"></a><span class="lineno">  608</span>&#160;          rhs_pf0.z = rhs(rhs_vert + 2, rhs_horiz0);</div>
<div class="line"><a name="l00609"></a><span class="lineno">  609</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((rhs_vert + 1) &lt; k_size) {</div>
<div class="line"><a name="l00610"></a><span class="lineno">  610</span>&#160;          rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00611"></a><span class="lineno">  611</span>&#160;          rhs_pf0.y = rhs(rhs_vert + 1, rhs_horiz0);</div>
<div class="line"><a name="l00612"></a><span class="lineno">  612</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rhs_vert  &lt; k_size) {</div>
<div class="line"><a name="l00613"></a><span class="lineno">  613</span>&#160;          rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00614"></a><span class="lineno">  614</span>&#160;        }</div>
<div class="line"><a name="l00615"></a><span class="lineno">  615</span>&#160;      }</div>
<div class="line"><a name="l00616"></a><span class="lineno">  616</span>&#160;    }</div>
<div class="line"><a name="l00617"></a><span class="lineno">  617</span>&#160;    <span class="keywordtype">float</span> x1, x2 ;</div>
<div class="line"><a name="l00618"></a><span class="lineno">  618</span>&#160;    <span class="comment">// the following can be a bitwise operation..... some day.</span></div>
<div class="line"><a name="l00619"></a><span class="lineno">  619</span>&#160;    <span class="keywordflow">if</span>((threadIdx.x%8) &lt; 4) {</div>
<div class="line"><a name="l00620"></a><span class="lineno">  620</span>&#160;      x1 = rhs_pf0.y;</div>
<div class="line"><a name="l00621"></a><span class="lineno">  621</span>&#160;      x2 = rhs_pf0.w;</div>
<div class="line"><a name="l00622"></a><span class="lineno">  622</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00623"></a><span class="lineno">  623</span>&#160;      x1 = rhs_pf0.x;</div>
<div class="line"><a name="l00624"></a><span class="lineno">  624</span>&#160;      x2 = rhs_pf0.z;</div>
<div class="line"><a name="l00625"></a><span class="lineno">  625</span>&#160;    }</div>
<div class="line"><a name="l00626"></a><span class="lineno">  626</span>&#160;<span class="preprocessor">    #if defined(EIGEN_HIPCC) || (defined(EIGEN_CUDA_SDK_VER) &amp;&amp; EIGEN_CUDA_SDK_VER &lt; 90000)</span></div>
<div class="line"><a name="l00627"></a><span class="lineno">  627</span>&#160;    x1 = __shfl_xor(x1, 4);</div>
<div class="line"><a name="l00628"></a><span class="lineno">  628</span>&#160;    x2 = __shfl_xor(x2, 4);</div>
<div class="line"><a name="l00629"></a><span class="lineno">  629</span>&#160;<span class="preprocessor">    #else</span></div>
<div class="line"><a name="l00630"></a><span class="lineno">  630</span>&#160;    x1 = __shfl_xor_sync(0xFFFFFFFF, x1, 4);</div>
<div class="line"><a name="l00631"></a><span class="lineno">  631</span>&#160;    x2 = __shfl_xor_sync(0xFFFFFFFF, x2, 4);</div>
<div class="line"><a name="l00632"></a><span class="lineno">  632</span>&#160;<span class="preprocessor">    #endif</span></div>
<div class="line"><a name="l00633"></a><span class="lineno">  633</span>&#160;    <span class="keywordflow">if</span>((threadIdx.x%8) &lt; 4) {</div>
<div class="line"><a name="l00634"></a><span class="lineno">  634</span>&#160;      rhs_pf0.y = x1;</div>
<div class="line"><a name="l00635"></a><span class="lineno">  635</span>&#160;      rhs_pf0.w = x2;</div>
<div class="line"><a name="l00636"></a><span class="lineno">  636</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00637"></a><span class="lineno">  637</span>&#160;      rhs_pf0.x = x1;</div>
<div class="line"><a name="l00638"></a><span class="lineno">  638</span>&#160;      rhs_pf0.z = x2;</div>
<div class="line"><a name="l00639"></a><span class="lineno">  639</span>&#160;    }</div>
<div class="line"><a name="l00640"></a><span class="lineno">  640</span>&#160; </div>
<div class="line"><a name="l00641"></a><span class="lineno">  641</span>&#160;    <span class="comment">// We have 64 features.</span></div>
<div class="line"><a name="l00642"></a><span class="lineno">  642</span>&#160;    <span class="comment">// Row 0 -&gt; times (0, 4, 8, 12, 1, 5, 9, 13) for features 0, 1.</span></div>
<div class="line"><a name="l00643"></a><span class="lineno">  643</span>&#160;    <span class="comment">// Row 1 -&gt; times (0, 4, 8, 12, 1, 5, 9, 13) for features 2, 3.</span></div>
<div class="line"><a name="l00644"></a><span class="lineno">  644</span>&#160;    <span class="comment">// ...</span></div>
<div class="line"><a name="l00645"></a><span class="lineno">  645</span>&#160;    <span class="comment">// Row 31 -&gt; times (0, 4, 8, 12, 1, 5, 9, 13) for features 62, 63</span></div>
<div class="line"><a name="l00646"></a><span class="lineno">  646</span>&#160;    <span class="comment">// Row 32 -&gt; times (2, 6, 10, 14, 3, 7, 11, 15) for features 0, 1</span></div>
<div class="line"><a name="l00647"></a><span class="lineno">  647</span>&#160;    <span class="comment">// ...</span></div>
<div class="line"><a name="l00648"></a><span class="lineno">  648</span>&#160;    rhs_shmem2[(threadIdx.x&gt;&gt;3)+ threadIdx.y*2][threadIdx.x%8] = make_float2(rhs_pf0.x, rhs_pf0.y);</div>
<div class="line"><a name="l00649"></a><span class="lineno">  649</span>&#160;    rhs_shmem2[(threadIdx.x&gt;&gt;3)+ threadIdx.y*2+32][threadIdx.x%8] = make_float2(rhs_pf0.z, rhs_pf0.w);</div>
<div class="line"><a name="l00650"></a><span class="lineno">  650</span>&#160; </div>
<div class="line"><a name="l00651"></a><span class="lineno">  651</span>&#160;    <span class="comment">// Row 0 (time 0) -&gt; features (0, 1), (4, 5), .. (28, 29), (32, 33), ..  (60, 61)</span></div>
<div class="line"><a name="l00652"></a><span class="lineno">  652</span>&#160;    <span class="comment">// Row 1 (time 1) -&gt; features (0, 1), (4, 5), .. (28, 29), (32, 33), ..  (60, 61)</span></div>
<div class="line"><a name="l00653"></a><span class="lineno">  653</span>&#160;    <span class="comment">// ...</span></div>
<div class="line"><a name="l00654"></a><span class="lineno">  654</span>&#160;    <span class="comment">// Row 15 (time 15) -&gt; features (0, 1), (4, 5), .. (28, 29), (32, 33), ..  (60, 61)</span></div>
<div class="line"><a name="l00655"></a><span class="lineno">  655</span>&#160;    <span class="comment">// Row 16 (time 0) -&gt; features (2, 3), (6, 7), .. (30, 31), (34, 35), ..  (62, 63)</span></div>
<div class="line"><a name="l00656"></a><span class="lineno">  656</span>&#160;    <span class="comment">// ...</span></div>
<div class="line"><a name="l00657"></a><span class="lineno">  657</span>&#160; </div>
<div class="line"><a name="l00658"></a><span class="lineno">  658</span>&#160;    lhs_shmem2[threadIdx.y][threadIdx.x] = make_float2(lhs_pf0.x, lhs_pf0.y);</div>
<div class="line"><a name="l00659"></a><span class="lineno">  659</span>&#160;    lhs_shmem2[threadIdx.y+16][threadIdx.x] = make_float2(lhs_pf0.z, lhs_pf0.w);</div>
<div class="line"><a name="l00660"></a><span class="lineno">  660</span>&#160; </div>
<div class="line"><a name="l00661"></a><span class="lineno">  661</span>&#160; </div>
<div class="line"><a name="l00662"></a><span class="lineno">  662</span>&#160;<span class="preprocessor">#define add_vals(fl1, fl2, fr1, fr2)\</span></div>
<div class="line"><a name="l00663"></a><span class="lineno">  663</span>&#160;<span class="preprocessor">    results[0].x += fl1.x * fr1.x;\</span></div>
<div class="line"><a name="l00664"></a><span class="lineno">  664</span>&#160;<span class="preprocessor">    results[0].y += fl1.y * fr1.x;\</span></div>
<div class="line"><a name="l00665"></a><span class="lineno">  665</span>&#160;<span class="preprocessor">    results[0].z += fl2.x * fr1.x;\</span></div>
<div class="line"><a name="l00666"></a><span class="lineno">  666</span>&#160;<span class="preprocessor">    results[0].w += fl2.y * fr1.x;\</span></div>
<div class="line"><a name="l00667"></a><span class="lineno">  667</span>&#160;<span class="preprocessor">\</span></div>
<div class="line"><a name="l00668"></a><span class="lineno">  668</span>&#160;<span class="preprocessor">    results[1].x += fl1.x * fr1.y;\</span></div>
<div class="line"><a name="l00669"></a><span class="lineno">  669</span>&#160;<span class="preprocessor">    results[1].y += fl1.y * fr1.y;\</span></div>
<div class="line"><a name="l00670"></a><span class="lineno">  670</span>&#160;<span class="preprocessor">    results[1].z += fl2.x * fr1.y;\</span></div>
<div class="line"><a name="l00671"></a><span class="lineno">  671</span>&#160;<span class="preprocessor">    results[1].w += fl2.y * fr1.y;\</span></div>
<div class="line"><a name="l00672"></a><span class="lineno">  672</span>&#160;<span class="preprocessor">\</span></div>
<div class="line"><a name="l00673"></a><span class="lineno">  673</span>&#160;<span class="preprocessor">    results[2].x += fl1.x * fr2.x;\</span></div>
<div class="line"><a name="l00674"></a><span class="lineno">  674</span>&#160;<span class="preprocessor">    results[2].y += fl1.y * fr2.x;\</span></div>
<div class="line"><a name="l00675"></a><span class="lineno">  675</span>&#160;<span class="preprocessor">    results[2].z += fl2.x * fr2.x;\</span></div>
<div class="line"><a name="l00676"></a><span class="lineno">  676</span>&#160;<span class="preprocessor">    results[2].w += fl2.y * fr2.x;\</span></div>
<div class="line"><a name="l00677"></a><span class="lineno">  677</span>&#160;<span class="preprocessor">\</span></div>
<div class="line"><a name="l00678"></a><span class="lineno">  678</span>&#160;<span class="preprocessor">    results[3].x += fl1.x * fr2.y;\</span></div>
<div class="line"><a name="l00679"></a><span class="lineno">  679</span>&#160;<span class="preprocessor">    results[3].y += fl1.y * fr2.y;\</span></div>
<div class="line"><a name="l00680"></a><span class="lineno">  680</span>&#160;<span class="preprocessor">    results[3].z += fl2.x * fr2.y;\</span></div>
<div class="line"><a name="l00681"></a><span class="lineno">  681</span>&#160;<span class="preprocessor">    results[3].w += fl2.y * fr2.y;\</span></div>
<div class="line"><a name="l00682"></a><span class="lineno">  682</span>&#160;<span class="preprocessor"></span> </div>
<div class="line"><a name="l00683"></a><span class="lineno">  683</span>&#160;    __syncthreads();</div>
<div class="line"><a name="l00684"></a><span class="lineno">  684</span>&#160; </div>
<div class="line"><a name="l00685"></a><span class="lineno">  685</span>&#160;    <span class="comment">// Do the multiplies.</span></div>
<div class="line"><a name="l00686"></a><span class="lineno">  686</span>&#160;<span class="preprocessor">    #pragma unroll</span></div>
<div class="line"><a name="l00687"></a><span class="lineno">  687</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> koff = 0; koff &lt; 16; koff ++) {</div>
<div class="line"><a name="l00688"></a><span class="lineno">  688</span>&#160;      <span class="comment">// 32 x threads.</span></div>
<div class="line"><a name="l00689"></a><span class="lineno">  689</span>&#160;      float2 fl1 = lhs_shmem2[koff][threadIdx.x];</div>
<div class="line"><a name="l00690"></a><span class="lineno">  690</span>&#160;      float2 fl2 = lhs_shmem2[koff + 16][threadIdx.x];</div>
<div class="line"><a name="l00691"></a><span class="lineno">  691</span>&#160; </div>
<div class="line"><a name="l00692"></a><span class="lineno">  692</span>&#160;      <span class="keywordtype">int</span> start_feature = threadIdx.y * 4;</div>
<div class="line"><a name="l00693"></a><span class="lineno">  693</span>&#160;      float2 fr1 = rhs_shmem2[(start_feature&gt;&gt;1) + 32*((koff%4)/2)][koff/4 + (koff%2)*4];</div>
<div class="line"><a name="l00694"></a><span class="lineno">  694</span>&#160;      float2 fr2 = rhs_shmem2[(start_feature&gt;&gt;1) + 1 + 32*((koff%4)/2)][koff/4 + (koff%2)*4];</div>
<div class="line"><a name="l00695"></a><span class="lineno">  695</span>&#160; </div>
<div class="line"><a name="l00696"></a><span class="lineno">  696</span>&#160;      add_vals(fl1, fl2, fr1, fr2)</div>
<div class="line"><a name="l00697"></a><span class="lineno">  697</span>&#160;    }</div>
<div class="line"><a name="l00698"></a><span class="lineno">  698</span>&#160;    __syncthreads();</div>
<div class="line"><a name="l00699"></a><span class="lineno">  699</span>&#160;  }</div>
<div class="line"><a name="l00700"></a><span class="lineno">  700</span>&#160; </div>
<div class="line"><a name="l00701"></a><span class="lineno">  701</span>&#160;<span class="preprocessor">#undef prefetch_lhs</span></div>
<div class="line"><a name="l00702"></a><span class="lineno">  702</span>&#160;<span class="preprocessor">#undef add_vals</span></div>
<div class="line"><a name="l00703"></a><span class="lineno">  703</span>&#160; </div>
<div class="line"><a name="l00704"></a><span class="lineno">  704</span>&#160;  <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> horiz_base = threadIdx.y*4+base_n;</div>
<div class="line"><a name="l00705"></a><span class="lineno">  705</span>&#160;  <span class="keywordflow">if</span> (!CHECK_LHS_BOUNDARY &amp;&amp; !CHECK_RHS_BOUNDARY) {</div>
<div class="line"><a name="l00706"></a><span class="lineno">  706</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 4; i++) {</div>
<div class="line"><a name="l00707"></a><span class="lineno">  707</span>&#160;      output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l00708"></a><span class="lineno">  708</span>&#160;      output(lhs_vert + 1, horiz_base + i) = results[i].y;</div>
<div class="line"><a name="l00709"></a><span class="lineno">  709</span>&#160;      output(lhs_vert + 2, horiz_base + i) = results[i].z;</div>
<div class="line"><a name="l00710"></a><span class="lineno">  710</span>&#160;      output(lhs_vert + 3, horiz_base + i) = results[i].w;</div>
<div class="line"><a name="l00711"></a><span class="lineno">  711</span>&#160;    }</div>
<div class="line"><a name="l00712"></a><span class="lineno">  712</span>&#160;  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!CHECK_RHS_BOUNDARY) {</div>
<div class="line"><a name="l00713"></a><span class="lineno">  713</span>&#160;    <span class="comment">// CHECK LHS</span></div>
<div class="line"><a name="l00714"></a><span class="lineno">  714</span>&#160;    <span class="keywordflow">if</span> (lhs_vert + 3 &lt; m_size) {</div>
<div class="line"><a name="l00715"></a><span class="lineno">  715</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 4; i++) {</div>
<div class="line"><a name="l00716"></a><span class="lineno">  716</span>&#160;        output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l00717"></a><span class="lineno">  717</span>&#160;        output(lhs_vert + 1, horiz_base + i) = results[i].y;</div>
<div class="line"><a name="l00718"></a><span class="lineno">  718</span>&#160;        output(lhs_vert + 2, horiz_base + i) = results[i].z;</div>
<div class="line"><a name="l00719"></a><span class="lineno">  719</span>&#160;        output(lhs_vert + 3, horiz_base + i) = results[i].w;</div>
<div class="line"><a name="l00720"></a><span class="lineno">  720</span>&#160;      }</div>
<div class="line"><a name="l00721"></a><span class="lineno">  721</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lhs_vert + 2 &lt; m_size) {</div>
<div class="line"><a name="l00722"></a><span class="lineno">  722</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 4; i++) {</div>
<div class="line"><a name="l00723"></a><span class="lineno">  723</span>&#160;        output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l00724"></a><span class="lineno">  724</span>&#160;        output(lhs_vert + 1, horiz_base + i) = results[i].y;</div>
<div class="line"><a name="l00725"></a><span class="lineno">  725</span>&#160;        output(lhs_vert + 2, horiz_base + i) = results[i].z;</div>
<div class="line"><a name="l00726"></a><span class="lineno">  726</span>&#160;      }</div>
<div class="line"><a name="l00727"></a><span class="lineno">  727</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lhs_vert + 1 &lt; m_size) {</div>
<div class="line"><a name="l00728"></a><span class="lineno">  728</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 4; i++) {</div>
<div class="line"><a name="l00729"></a><span class="lineno">  729</span>&#160;        output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l00730"></a><span class="lineno">  730</span>&#160;        output(lhs_vert + 1, horiz_base + i) = results[i].y;</div>
<div class="line"><a name="l00731"></a><span class="lineno">  731</span>&#160;      }</div>
<div class="line"><a name="l00732"></a><span class="lineno">  732</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lhs_vert  &lt; m_size) {</div>
<div class="line"><a name="l00733"></a><span class="lineno">  733</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 4; i++) {</div>
<div class="line"><a name="l00734"></a><span class="lineno">  734</span>&#160;        output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l00735"></a><span class="lineno">  735</span>&#160;      }</div>
<div class="line"><a name="l00736"></a><span class="lineno">  736</span>&#160;    }</div>
<div class="line"><a name="l00737"></a><span class="lineno">  737</span>&#160;  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!CHECK_LHS_BOUNDARY) {</div>
<div class="line"><a name="l00738"></a><span class="lineno">  738</span>&#160;    <span class="comment">// CHECK RHS</span></div>
<div class="line"><a name="l00739"></a><span class="lineno">  739</span>&#160;    <span class="comment">/*</span></div>
<div class="line"><a name="l00740"></a><span class="lineno">  740</span>&#160;<span class="comment">    int ncols_rem = fminf(n_size- horiz_base, 4);</span></div>
<div class="line"><a name="l00741"></a><span class="lineno">  741</span>&#160;<span class="comment">    for (int i = 0; i &lt; ncols_rem; i++) {</span></div>
<div class="line"><a name="l00742"></a><span class="lineno">  742</span>&#160;<span class="comment">      output(lhs_vert, horiz_base + i) = results[i].x;</span></div>
<div class="line"><a name="l00743"></a><span class="lineno">  743</span>&#160;<span class="comment">      output(lhs_vert + 1, horiz_base + i) = results[i].y;</span></div>
<div class="line"><a name="l00744"></a><span class="lineno">  744</span>&#160;<span class="comment">      output(lhs_vert + 2, horiz_base + i) = results[i].z;</span></div>
<div class="line"><a name="l00745"></a><span class="lineno">  745</span>&#160;<span class="comment">      output(lhs_vert + 3, horiz_base + i) = results[i].w;</span></div>
<div class="line"><a name="l00746"></a><span class="lineno">  746</span>&#160;<span class="comment">    }*/</span></div>
<div class="line"><a name="l00747"></a><span class="lineno">  747</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 4; i++) {</div>
<div class="line"><a name="l00748"></a><span class="lineno">  748</span>&#160;      <span class="keywordflow">if</span> (horiz_base+i &lt; n_size) {</div>
<div class="line"><a name="l00749"></a><span class="lineno">  749</span>&#160;        output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l00750"></a><span class="lineno">  750</span>&#160;        output(lhs_vert + 1, horiz_base + i) = results[i].y;</div>
<div class="line"><a name="l00751"></a><span class="lineno">  751</span>&#160;        output(lhs_vert + 2, horiz_base + i) = results[i].z;</div>
<div class="line"><a name="l00752"></a><span class="lineno">  752</span>&#160;        output(lhs_vert + 3, horiz_base + i) = results[i].w;</div>
<div class="line"><a name="l00753"></a><span class="lineno">  753</span>&#160;       }</div>
<div class="line"><a name="l00754"></a><span class="lineno">  754</span>&#160;    }</div>
<div class="line"><a name="l00755"></a><span class="lineno">  755</span>&#160;  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00756"></a><span class="lineno">  756</span>&#160;    <span class="comment">// CHECK both boundaries.</span></div>
<div class="line"><a name="l00757"></a><span class="lineno">  757</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 4; i++) {</div>
<div class="line"><a name="l00758"></a><span class="lineno">  758</span>&#160;      <span class="keywordflow">if</span> (horiz_base+i &lt; n_size) {</div>
<div class="line"><a name="l00759"></a><span class="lineno">  759</span>&#160;        <span class="keywordflow">if</span> (lhs_vert &lt; m_size)</div>
<div class="line"><a name="l00760"></a><span class="lineno">  760</span>&#160;          output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l00761"></a><span class="lineno">  761</span>&#160;        <span class="keywordflow">if</span> (lhs_vert + 1 &lt; m_size)</div>
<div class="line"><a name="l00762"></a><span class="lineno">  762</span>&#160;          output(lhs_vert + 1, horiz_base + i) = results[i].y;</div>
<div class="line"><a name="l00763"></a><span class="lineno">  763</span>&#160;        <span class="keywordflow">if</span> (lhs_vert + 2 &lt; m_size)</div>
<div class="line"><a name="l00764"></a><span class="lineno">  764</span>&#160;          output(lhs_vert + 2, horiz_base + i) = results[i].z;</div>
<div class="line"><a name="l00765"></a><span class="lineno">  765</span>&#160;        <span class="keywordflow">if</span> (lhs_vert + 3 &lt; m_size)</div>
<div class="line"><a name="l00766"></a><span class="lineno">  766</span>&#160;          output(lhs_vert + 3, horiz_base + i) = results[i].w;</div>
<div class="line"><a name="l00767"></a><span class="lineno">  767</span>&#160;      }</div>
<div class="line"><a name="l00768"></a><span class="lineno">  768</span>&#160;    }</div>
<div class="line"><a name="l00769"></a><span class="lineno">  769</span>&#160;  }</div>
<div class="line"><a name="l00770"></a><span class="lineno">  770</span>&#160;}</div>
<div class="line"><a name="l00771"></a><span class="lineno">  771</span>&#160; </div>
<div class="line"><a name="l00772"></a><span class="lineno">  772</span>&#160; </div>
<div class="line"><a name="l00773"></a><span class="lineno">  773</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>, <span class="keyword">typename</span> LhsMapper,</div>
<div class="line"><a name="l00774"></a><span class="lineno">  774</span>&#160;         <span class="keyword">typename</span> RhsMapper, <span class="keyword">typename</span> OutputMapper, <span class="keywordtype">bool</span> CHECK_LHS_BOUNDARY,</div>
<div class="line"><a name="l00775"></a><span class="lineno">  775</span>&#160;         <span class="keywordtype">bool</span> CHECK_RHS_BOUNDARY&gt;</div>
<div class="line"><a name="l00776"></a><span class="lineno">  776</span>&#160;__device__ __forceinline__ <span class="keywordtype">void</span></div>
<div class="line"><a name="l00777"></a><span class="lineno">  777</span>&#160;EigenFloatContractionKernelInternal(<span class="keyword">const</span> LhsMapper lhs, <span class="keyword">const</span> RhsMapper rhs,</div>
<div class="line"><a name="l00778"></a><span class="lineno">  778</span>&#160;                       <span class="keyword">const</span> OutputMapper output, float2 lhs_shmem2[][32],</div>
<div class="line"><a name="l00779"></a><span class="lineno">  779</span>&#160;                       float2 rhs_shmem2[][8], <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_size,</div>
<div class="line"><a name="l00780"></a><span class="lineno">  780</span>&#160;                       <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n_size, <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> k_size,</div>
<div class="line"><a name="l00781"></a><span class="lineno">  781</span>&#160;                       <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base_m, <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base_n) {</div>
<div class="line"><a name="l00782"></a><span class="lineno">  782</span>&#160; </div>
<div class="line"><a name="l00783"></a><span class="lineno">  783</span>&#160;  <span class="comment">// prefetch registers</span></div>
<div class="line"><a name="l00784"></a><span class="lineno">  784</span>&#160;  float4 lhs_pf0, lhs_pf1, lhs_pf2, lhs_pf3;</div>
<div class="line"><a name="l00785"></a><span class="lineno">  785</span>&#160;  float4 rhs_pf0, rhs_pf1;</div>
<div class="line"><a name="l00786"></a><span class="lineno">  786</span>&#160; </div>
<div class="line"><a name="l00787"></a><span class="lineno">  787</span>&#160;  float4 results[8];</div>
<div class="line"><a name="l00788"></a><span class="lineno">  788</span>&#160;  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i=0; i &lt; 8; i++) {</div>
<div class="line"><a name="l00789"></a><span class="lineno">  789</span>&#160;    results[i].x = results[i].y = results[i].z = results[i].w = 0;</div>
<div class="line"><a name="l00790"></a><span class="lineno">  790</span>&#160;  }</div>
<div class="line"><a name="l00791"></a><span class="lineno">  791</span>&#160; </div>
<div class="line"><a name="l00792"></a><span class="lineno">  792</span>&#160;  <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> lhs_vert = base_m+threadIdx.x*4+(threadIdx.y%4)*32;</div>
<div class="line"><a name="l00793"></a><span class="lineno">  793</span>&#160;  <span class="keywordflow">for</span> (<a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> k = 0; k &lt; k_size; k += 32) {</div>
<div class="line"><a name="l00794"></a><span class="lineno">  794</span>&#160;    lhs_pf0 = internal::pset1&lt;float4&gt;(0);</div>
<div class="line"><a name="l00795"></a><span class="lineno">  795</span>&#160;    lhs_pf1 = internal::pset1&lt;float4&gt;(0);</div>
<div class="line"><a name="l00796"></a><span class="lineno">  796</span>&#160;    lhs_pf2 = internal::pset1&lt;float4&gt;(0);</div>
<div class="line"><a name="l00797"></a><span class="lineno">  797</span>&#160;    lhs_pf3 = internal::pset1&lt;float4&gt;(0);</div>
<div class="line"><a name="l00798"></a><span class="lineno">  798</span>&#160; </div>
<div class="line"><a name="l00799"></a><span class="lineno">  799</span>&#160;    rhs_pf0 = internal::pset1&lt;float4&gt;(0);</div>
<div class="line"><a name="l00800"></a><span class="lineno">  800</span>&#160;    rhs_pf1 = internal::pset1&lt;float4&gt;(0);</div>
<div class="line"><a name="l00801"></a><span class="lineno">  801</span>&#160; </div>
<div class="line"><a name="l00802"></a><span class="lineno">  802</span>&#160;     <span class="keywordflow">if</span> (!CHECK_LHS_BOUNDARY) {</div>
<div class="line"><a name="l00803"></a><span class="lineno">  803</span>&#160;      <span class="keywordflow">if</span> ((threadIdx.y/4+k+24) &lt; k_size) {</div>
<div class="line"><a name="l00804"></a><span class="lineno">  804</span>&#160;        lhs_pf0 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00805"></a><span class="lineno">  805</span>&#160;        lhs_pf1 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00806"></a><span class="lineno">  806</span>&#160;        lhs_pf2 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00807"></a><span class="lineno">  807</span>&#160;        lhs_pf3 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k+24));</div>
<div class="line"><a name="l00808"></a><span class="lineno">  808</span>&#160;      } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k+16) &lt; k_size) {</div>
<div class="line"><a name="l00809"></a><span class="lineno">  809</span>&#160;        lhs_pf0 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00810"></a><span class="lineno">  810</span>&#160;        lhs_pf1 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00811"></a><span class="lineno">  811</span>&#160;        lhs_pf2 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00812"></a><span class="lineno">  812</span>&#160;      } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k+8) &lt; k_size) {</div>
<div class="line"><a name="l00813"></a><span class="lineno">  813</span>&#160;        lhs_pf0 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00814"></a><span class="lineno">  814</span>&#160;        lhs_pf1 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00815"></a><span class="lineno">  815</span>&#160;      } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k) &lt; k_size) {</div>
<div class="line"><a name="l00816"></a><span class="lineno">  816</span>&#160;        lhs_pf0 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00817"></a><span class="lineno">  817</span>&#160;      }</div>
<div class="line"><a name="l00818"></a><span class="lineno">  818</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00819"></a><span class="lineno">  819</span>&#160;      <span class="comment">// just CHECK_LHS_BOUNDARY</span></div>
<div class="line"><a name="l00820"></a><span class="lineno">  820</span>&#160;      <span class="keywordflow">if</span> (lhs_vert + 3 &lt; m_size) {</div>
<div class="line"><a name="l00821"></a><span class="lineno">  821</span>&#160;        <span class="keywordflow">if</span> ((threadIdx.y/4+k+24) &lt; k_size) {</div>
<div class="line"><a name="l00822"></a><span class="lineno">  822</span>&#160;          lhs_pf0 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00823"></a><span class="lineno">  823</span>&#160;          lhs_pf1 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00824"></a><span class="lineno">  824</span>&#160;          lhs_pf2 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00825"></a><span class="lineno">  825</span>&#160;          lhs_pf3 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k+24));</div>
<div class="line"><a name="l00826"></a><span class="lineno">  826</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k+16) &lt; k_size) {</div>
<div class="line"><a name="l00827"></a><span class="lineno">  827</span>&#160;          lhs_pf0 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00828"></a><span class="lineno">  828</span>&#160;          lhs_pf1 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00829"></a><span class="lineno">  829</span>&#160;          lhs_pf2 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00830"></a><span class="lineno">  830</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k+8) &lt; k_size) {</div>
<div class="line"><a name="l00831"></a><span class="lineno">  831</span>&#160;          lhs_pf0 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00832"></a><span class="lineno">  832</span>&#160;          lhs_pf1 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00833"></a><span class="lineno">  833</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k) &lt; k_size) {</div>
<div class="line"><a name="l00834"></a><span class="lineno">  834</span>&#160;          lhs_pf0 =lhs.template loadPacket&lt;float4,Unaligned&gt;(lhs_vert, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00835"></a><span class="lineno">  835</span>&#160;        }</div>
<div class="line"><a name="l00836"></a><span class="lineno">  836</span>&#160;      } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lhs_vert + 2 &lt; m_size) {</div>
<div class="line"><a name="l00837"></a><span class="lineno">  837</span>&#160;        <span class="keywordflow">if</span> ((threadIdx.y/4+k+24) &lt; k_size) {</div>
<div class="line"><a name="l00838"></a><span class="lineno">  838</span>&#160;          lhs_pf0.x =lhs(lhs_vert + 0, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00839"></a><span class="lineno">  839</span>&#160;          lhs_pf0.y =lhs(lhs_vert + 1, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00840"></a><span class="lineno">  840</span>&#160;          lhs_pf0.z =lhs(lhs_vert + 2, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00841"></a><span class="lineno">  841</span>&#160;          lhs_pf1.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00842"></a><span class="lineno">  842</span>&#160;          lhs_pf1.y =lhs(lhs_vert + 1, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00843"></a><span class="lineno">  843</span>&#160;          lhs_pf1.z =lhs(lhs_vert + 2, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00844"></a><span class="lineno">  844</span>&#160;          lhs_pf2.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00845"></a><span class="lineno">  845</span>&#160;          lhs_pf2.y =lhs(lhs_vert + 1, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00846"></a><span class="lineno">  846</span>&#160;          lhs_pf2.z =lhs(lhs_vert + 2, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00847"></a><span class="lineno">  847</span>&#160;          lhs_pf3.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+24));</div>
<div class="line"><a name="l00848"></a><span class="lineno">  848</span>&#160;          lhs_pf3.y =lhs(lhs_vert + 1, (threadIdx.y/4+k+24));</div>
<div class="line"><a name="l00849"></a><span class="lineno">  849</span>&#160;          lhs_pf3.z =lhs(lhs_vert + 2, (threadIdx.y/4+k+24));</div>
<div class="line"><a name="l00850"></a><span class="lineno">  850</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k+16) &lt; k_size) {</div>
<div class="line"><a name="l00851"></a><span class="lineno">  851</span>&#160;          lhs_pf0.x =lhs(lhs_vert + 0, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00852"></a><span class="lineno">  852</span>&#160;          lhs_pf0.y =lhs(lhs_vert + 1, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00853"></a><span class="lineno">  853</span>&#160;          lhs_pf0.z =lhs(lhs_vert + 2, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00854"></a><span class="lineno">  854</span>&#160;          lhs_pf1.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00855"></a><span class="lineno">  855</span>&#160;          lhs_pf1.y =lhs(lhs_vert + 1, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00856"></a><span class="lineno">  856</span>&#160;          lhs_pf1.z =lhs(lhs_vert + 2, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00857"></a><span class="lineno">  857</span>&#160;          lhs_pf2.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00858"></a><span class="lineno">  858</span>&#160;          lhs_pf2.y =lhs(lhs_vert + 1, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00859"></a><span class="lineno">  859</span>&#160;          lhs_pf2.z =lhs(lhs_vert + 2, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00860"></a><span class="lineno">  860</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k+8) &lt; k_size) {</div>
<div class="line"><a name="l00861"></a><span class="lineno">  861</span>&#160;          lhs_pf0.x =lhs(lhs_vert + 0, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00862"></a><span class="lineno">  862</span>&#160;          lhs_pf0.y =lhs(lhs_vert + 1, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00863"></a><span class="lineno">  863</span>&#160;          lhs_pf0.z =lhs(lhs_vert + 2, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00864"></a><span class="lineno">  864</span>&#160;          lhs_pf1.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00865"></a><span class="lineno">  865</span>&#160;          lhs_pf1.y =lhs(lhs_vert + 1, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00866"></a><span class="lineno">  866</span>&#160;          lhs_pf1.z =lhs(lhs_vert + 2, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00867"></a><span class="lineno">  867</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k) &lt; k_size) {</div>
<div class="line"><a name="l00868"></a><span class="lineno">  868</span>&#160;          lhs_pf0.x =lhs(lhs_vert + 0, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00869"></a><span class="lineno">  869</span>&#160;          lhs_pf0.y =lhs(lhs_vert + 1, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00870"></a><span class="lineno">  870</span>&#160;          lhs_pf0.z =lhs(lhs_vert + 2, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00871"></a><span class="lineno">  871</span>&#160;        }</div>
<div class="line"><a name="l00872"></a><span class="lineno">  872</span>&#160;      } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lhs_vert + 1 &lt; m_size) {</div>
<div class="line"><a name="l00873"></a><span class="lineno">  873</span>&#160;        <span class="keywordflow">if</span> ((threadIdx.y/4+k+24) &lt; k_size) {</div>
<div class="line"><a name="l00874"></a><span class="lineno">  874</span>&#160;          lhs_pf0.x =lhs(lhs_vert + 0, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00875"></a><span class="lineno">  875</span>&#160;          lhs_pf0.y =lhs(lhs_vert + 1, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00876"></a><span class="lineno">  876</span>&#160;          lhs_pf1.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00877"></a><span class="lineno">  877</span>&#160;          lhs_pf1.y =lhs(lhs_vert + 1, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00878"></a><span class="lineno">  878</span>&#160;          lhs_pf2.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00879"></a><span class="lineno">  879</span>&#160;          lhs_pf2.y =lhs(lhs_vert + 1, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00880"></a><span class="lineno">  880</span>&#160;          lhs_pf3.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+24));</div>
<div class="line"><a name="l00881"></a><span class="lineno">  881</span>&#160;          lhs_pf3.y =lhs(lhs_vert + 1, (threadIdx.y/4+k+24));</div>
<div class="line"><a name="l00882"></a><span class="lineno">  882</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k+16) &lt; k_size) {</div>
<div class="line"><a name="l00883"></a><span class="lineno">  883</span>&#160;          lhs_pf0.x =lhs(lhs_vert + 0, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00884"></a><span class="lineno">  884</span>&#160;          lhs_pf0.y =lhs(lhs_vert + 1, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00885"></a><span class="lineno">  885</span>&#160;          lhs_pf1.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00886"></a><span class="lineno">  886</span>&#160;          lhs_pf1.y =lhs(lhs_vert + 1, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00887"></a><span class="lineno">  887</span>&#160;          lhs_pf2.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00888"></a><span class="lineno">  888</span>&#160;          lhs_pf2.y =lhs(lhs_vert + 1, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00889"></a><span class="lineno">  889</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k+8) &lt; k_size) {</div>
<div class="line"><a name="l00890"></a><span class="lineno">  890</span>&#160;          lhs_pf0.x =lhs(lhs_vert + 0, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00891"></a><span class="lineno">  891</span>&#160;          lhs_pf0.y =lhs(lhs_vert + 1, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00892"></a><span class="lineno">  892</span>&#160;          lhs_pf1.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00893"></a><span class="lineno">  893</span>&#160;          lhs_pf1.y =lhs(lhs_vert + 1, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00894"></a><span class="lineno">  894</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k) &lt; k_size) {</div>
<div class="line"><a name="l00895"></a><span class="lineno">  895</span>&#160;          lhs_pf0.x =lhs(lhs_vert + 0, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00896"></a><span class="lineno">  896</span>&#160;          lhs_pf0.y =lhs(lhs_vert + 1, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00897"></a><span class="lineno">  897</span>&#160;        }</div>
<div class="line"><a name="l00898"></a><span class="lineno">  898</span>&#160;      } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lhs_vert &lt; m_size) {</div>
<div class="line"><a name="l00899"></a><span class="lineno">  899</span>&#160;        <span class="keywordflow">if</span> ((threadIdx.y/4+k+24) &lt; k_size) {</div>
<div class="line"><a name="l00900"></a><span class="lineno">  900</span>&#160;          lhs_pf0.x =lhs(lhs_vert + 0, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00901"></a><span class="lineno">  901</span>&#160;          lhs_pf1.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00902"></a><span class="lineno">  902</span>&#160;          lhs_pf2.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00903"></a><span class="lineno">  903</span>&#160;          lhs_pf3.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+24));</div>
<div class="line"><a name="l00904"></a><span class="lineno">  904</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k+16) &lt; k_size) {</div>
<div class="line"><a name="l00905"></a><span class="lineno">  905</span>&#160;          lhs_pf0.x =lhs(lhs_vert + 0, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00906"></a><span class="lineno">  906</span>&#160;          lhs_pf1.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00907"></a><span class="lineno">  907</span>&#160;          lhs_pf2.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+16));</div>
<div class="line"><a name="l00908"></a><span class="lineno">  908</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k+8) &lt; k_size) {</div>
<div class="line"><a name="l00909"></a><span class="lineno">  909</span>&#160;          lhs_pf0.x =lhs(lhs_vert + 0, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00910"></a><span class="lineno">  910</span>&#160;          lhs_pf1.x =lhs(lhs_vert + 0, (threadIdx.y/4+k+8));</div>
<div class="line"><a name="l00911"></a><span class="lineno">  911</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((threadIdx.y/4+k) &lt; k_size) {</div>
<div class="line"><a name="l00912"></a><span class="lineno">  912</span>&#160;          lhs_pf0.x =lhs(lhs_vert + 0, (threadIdx.y/4+k));</div>
<div class="line"><a name="l00913"></a><span class="lineno">  913</span>&#160;        }</div>
<div class="line"><a name="l00914"></a><span class="lineno">  914</span>&#160;      }</div>
<div class="line"><a name="l00915"></a><span class="lineno">  915</span>&#160;    }</div>
<div class="line"><a name="l00916"></a><span class="lineno">  916</span>&#160;    __syncthreads();</div>
<div class="line"><a name="l00917"></a><span class="lineno">  917</span>&#160;    <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_vert = k+threadIdx.x*4;</div>
<div class="line"><a name="l00918"></a><span class="lineno">  918</span>&#160;    <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_horiz0 = threadIdx.y*2+base_n;</div>
<div class="line"><a name="l00919"></a><span class="lineno">  919</span>&#160;    <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rhs_horiz1 = threadIdx.y*2+1+base_n;</div>
<div class="line"><a name="l00920"></a><span class="lineno">  920</span>&#160;    <span class="keywordflow">if</span> (!CHECK_RHS_BOUNDARY) {</div>
<div class="line"><a name="l00921"></a><span class="lineno">  921</span>&#160;      <span class="keywordflow">if</span> ((rhs_vert + 3) &lt; k_size) {</div>
<div class="line"><a name="l00922"></a><span class="lineno">  922</span>&#160;        <span class="comment">// just CHECK_RHS_BOUNDARY</span></div>
<div class="line"><a name="l00923"></a><span class="lineno">  923</span>&#160;        rhs_pf0 = rhs.template loadPacket&lt;float4,Unaligned&gt;(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00924"></a><span class="lineno">  924</span>&#160;        rhs_pf1 = rhs.template loadPacket&lt;float4,Unaligned&gt;(rhs_vert, rhs_horiz1);</div>
<div class="line"><a name="l00925"></a><span class="lineno">  925</span>&#160;      } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rhs_vert + 2 &lt; k_size) {</div>
<div class="line"><a name="l00926"></a><span class="lineno">  926</span>&#160;        <span class="comment">// just CHECK_RHS_BOUNDARY</span></div>
<div class="line"><a name="l00927"></a><span class="lineno">  927</span>&#160;        rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00928"></a><span class="lineno">  928</span>&#160;        rhs_pf0.y = rhs(rhs_vert + 1, rhs_horiz0);</div>
<div class="line"><a name="l00929"></a><span class="lineno">  929</span>&#160;        rhs_pf0.z = rhs(rhs_vert + 2, rhs_horiz0);</div>
<div class="line"><a name="l00930"></a><span class="lineno">  930</span>&#160;        rhs_pf1.x = rhs(rhs_vert, rhs_horiz1);</div>
<div class="line"><a name="l00931"></a><span class="lineno">  931</span>&#160;        rhs_pf1.y = rhs(rhs_vert + 1, rhs_horiz1);</div>
<div class="line"><a name="l00932"></a><span class="lineno">  932</span>&#160;        rhs_pf1.z = rhs(rhs_vert + 2, rhs_horiz1);</div>
<div class="line"><a name="l00933"></a><span class="lineno">  933</span>&#160;      } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rhs_vert + 1 &lt; k_size) {</div>
<div class="line"><a name="l00934"></a><span class="lineno">  934</span>&#160;        rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00935"></a><span class="lineno">  935</span>&#160;        rhs_pf0.y = rhs(rhs_vert + 1, rhs_horiz0);</div>
<div class="line"><a name="l00936"></a><span class="lineno">  936</span>&#160;        rhs_pf1.x = rhs(rhs_vert, rhs_horiz1);</div>
<div class="line"><a name="l00937"></a><span class="lineno">  937</span>&#160;        rhs_pf1.y = rhs(rhs_vert + 1, rhs_horiz1);</div>
<div class="line"><a name="l00938"></a><span class="lineno">  938</span>&#160;      } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rhs_vert  &lt; k_size) {</div>
<div class="line"><a name="l00939"></a><span class="lineno">  939</span>&#160;        rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00940"></a><span class="lineno">  940</span>&#160;        rhs_pf1.x = rhs(rhs_vert, rhs_horiz1);</div>
<div class="line"><a name="l00941"></a><span class="lineno">  941</span>&#160;      }</div>
<div class="line"><a name="l00942"></a><span class="lineno">  942</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00943"></a><span class="lineno">  943</span>&#160;      <span class="keywordflow">if</span> (rhs_horiz1 &lt; n_size) {</div>
<div class="line"><a name="l00944"></a><span class="lineno">  944</span>&#160;        <span class="keywordflow">if</span> ((rhs_vert + 3) &lt; k_size) {</div>
<div class="line"><a name="l00945"></a><span class="lineno">  945</span>&#160;          <span class="comment">// just CHECK_RHS_BOUNDARY</span></div>
<div class="line"><a name="l00946"></a><span class="lineno">  946</span>&#160;          rhs_pf0 = rhs.template loadPacket&lt;float4,Unaligned&gt;(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00947"></a><span class="lineno">  947</span>&#160;          rhs_pf1 = rhs.template loadPacket&lt;float4,Unaligned&gt;(rhs_vert, rhs_horiz1);</div>
<div class="line"><a name="l00948"></a><span class="lineno">  948</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rhs_vert + 2 &lt; k_size) {</div>
<div class="line"><a name="l00949"></a><span class="lineno">  949</span>&#160;          <span class="comment">// just CHECK_RHS_BOUNDARY</span></div>
<div class="line"><a name="l00950"></a><span class="lineno">  950</span>&#160;          rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00951"></a><span class="lineno">  951</span>&#160;          rhs_pf0.y = rhs(rhs_vert + 1, rhs_horiz0);</div>
<div class="line"><a name="l00952"></a><span class="lineno">  952</span>&#160;          rhs_pf0.z = rhs(rhs_vert + 2, rhs_horiz0);</div>
<div class="line"><a name="l00953"></a><span class="lineno">  953</span>&#160;          rhs_pf1.x = rhs(rhs_vert, rhs_horiz1);</div>
<div class="line"><a name="l00954"></a><span class="lineno">  954</span>&#160;          rhs_pf1.y = rhs(rhs_vert + 1, rhs_horiz1);</div>
<div class="line"><a name="l00955"></a><span class="lineno">  955</span>&#160;          rhs_pf1.z = rhs(rhs_vert + 2, rhs_horiz1);</div>
<div class="line"><a name="l00956"></a><span class="lineno">  956</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (k+threadIdx.x*4 + 1 &lt; k_size) {</div>
<div class="line"><a name="l00957"></a><span class="lineno">  957</span>&#160;          rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00958"></a><span class="lineno">  958</span>&#160;          rhs_pf0.y = rhs(rhs_vert + 1, rhs_horiz0);</div>
<div class="line"><a name="l00959"></a><span class="lineno">  959</span>&#160;          rhs_pf1.x = rhs(rhs_vert, rhs_horiz1);</div>
<div class="line"><a name="l00960"></a><span class="lineno">  960</span>&#160;          rhs_pf1.y = rhs(rhs_vert + 1, rhs_horiz1);</div>
<div class="line"><a name="l00961"></a><span class="lineno">  961</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (k+threadIdx.x*4  &lt; k_size) {</div>
<div class="line"><a name="l00962"></a><span class="lineno">  962</span>&#160;          rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00963"></a><span class="lineno">  963</span>&#160;          rhs_pf1.x = rhs(rhs_vert, rhs_horiz1);</div>
<div class="line"><a name="l00964"></a><span class="lineno">  964</span>&#160;        }</div>
<div class="line"><a name="l00965"></a><span class="lineno">  965</span>&#160;      } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rhs_horiz0 &lt; n_size) {</div>
<div class="line"><a name="l00966"></a><span class="lineno">  966</span>&#160;        <span class="keywordflow">if</span> ((rhs_vert + 3) &lt; k_size) {</div>
<div class="line"><a name="l00967"></a><span class="lineno">  967</span>&#160;          <span class="comment">// just CHECK_RHS_BOUNDARY</span></div>
<div class="line"><a name="l00968"></a><span class="lineno">  968</span>&#160;          rhs_pf0 = rhs.template loadPacket&lt;float4,Unaligned&gt;(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00969"></a><span class="lineno">  969</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((rhs_vert + 2) &lt; k_size) {</div>
<div class="line"><a name="l00970"></a><span class="lineno">  970</span>&#160;          <span class="comment">// just CHECK_RHS_BOUNDARY</span></div>
<div class="line"><a name="l00971"></a><span class="lineno">  971</span>&#160;          rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00972"></a><span class="lineno">  972</span>&#160;          rhs_pf0.y = rhs(rhs_vert + 1, rhs_horiz0);</div>
<div class="line"><a name="l00973"></a><span class="lineno">  973</span>&#160;          rhs_pf0.z = rhs(rhs_vert + 2, rhs_horiz0);</div>
<div class="line"><a name="l00974"></a><span class="lineno">  974</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((rhs_vert + 1) &lt; k_size) {</div>
<div class="line"><a name="l00975"></a><span class="lineno">  975</span>&#160;          rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00976"></a><span class="lineno">  976</span>&#160;          rhs_pf0.y = rhs(rhs_vert + 1, rhs_horiz0);</div>
<div class="line"><a name="l00977"></a><span class="lineno">  977</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rhs_vert  &lt; k_size) {</div>
<div class="line"><a name="l00978"></a><span class="lineno">  978</span>&#160;          rhs_pf0.x = rhs(rhs_vert, rhs_horiz0);</div>
<div class="line"><a name="l00979"></a><span class="lineno">  979</span>&#160;        }</div>
<div class="line"><a name="l00980"></a><span class="lineno">  980</span>&#160;      }</div>
<div class="line"><a name="l00981"></a><span class="lineno">  981</span>&#160;    }</div>
<div class="line"><a name="l00982"></a><span class="lineno">  982</span>&#160;    __syncthreads();</div>
<div class="line"><a name="l00983"></a><span class="lineno">  983</span>&#160;    <span class="comment">// Loaded. Do computation</span></div>
<div class="line"><a name="l00984"></a><span class="lineno">  984</span>&#160;    <span class="comment">// Row 0 -&gt; times (0, 4, 8, .. 28) for features 0, 1.</span></div>
<div class="line"><a name="l00985"></a><span class="lineno">  985</span>&#160;    <span class="comment">// Row 1 -&gt; times (0, 4, 8, .. 28) for features 2, 3.</span></div>
<div class="line"><a name="l00986"></a><span class="lineno">  986</span>&#160;    <span class="comment">// ..</span></div>
<div class="line"><a name="l00987"></a><span class="lineno">  987</span>&#160;    <span class="comment">// Row 31 -&gt; times (0, 4, 8, .. 28) for features 62, 63</span></div>
<div class="line"><a name="l00988"></a><span class="lineno">  988</span>&#160;    rhs_shmem2[threadIdx.y][threadIdx.x] = make_float2(rhs_pf0.x, rhs_pf1.x);</div>
<div class="line"><a name="l00989"></a><span class="lineno">  989</span>&#160;    <span class="comment">// Row 32 -&gt; times (1, 5, 9, .. 29) for features 0, 1.</span></div>
<div class="line"><a name="l00990"></a><span class="lineno">  990</span>&#160;    <span class="comment">// Row 33 -&gt; times (1, 5, 9, .. 29) for features 2, 3.</span></div>
<div class="line"><a name="l00991"></a><span class="lineno">  991</span>&#160;    <span class="comment">// ..</span></div>
<div class="line"><a name="l00992"></a><span class="lineno">  992</span>&#160;    rhs_shmem2[threadIdx.y+32][threadIdx.x] = make_float2(rhs_pf0.y, rhs_pf1.y);</div>
<div class="line"><a name="l00993"></a><span class="lineno">  993</span>&#160;    <span class="comment">// Row 64 -&gt; times (2, 6, 10, .. 30) for features 0, 1.</span></div>
<div class="line"><a name="l00994"></a><span class="lineno">  994</span>&#160;    <span class="comment">// Row 65 -&gt; times (2, 6, 10, .. 30) for features 2, 3.</span></div>
<div class="line"><a name="l00995"></a><span class="lineno">  995</span>&#160;    rhs_shmem2[threadIdx.y+64][threadIdx.x] = make_float2(rhs_pf0.z, rhs_pf1.z);</div>
<div class="line"><a name="l00996"></a><span class="lineno">  996</span>&#160;    <span class="comment">// Row 96 -&gt; times (3, 7, 11, .. 31) for features 0, 1.</span></div>
<div class="line"><a name="l00997"></a><span class="lineno">  997</span>&#160;    <span class="comment">// Row 97 -&gt; times (3, 7, 11, .. 31) for features 2, 3.</span></div>
<div class="line"><a name="l00998"></a><span class="lineno">  998</span>&#160;    rhs_shmem2[threadIdx.y+96][threadIdx.x] = make_float2(rhs_pf0.w, rhs_pf1.w);</div>
<div class="line"><a name="l00999"></a><span class="lineno">  999</span>&#160; </div>
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>&#160;    <span class="comment">// LHS.</span></div>
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>&#160;    <span class="comment">// Row 0 (time 0) -&gt; features (0, 1), (4, 5), .. (28, 29), (32, 33), ..  (60, 61) .. (124, 125)</span></div>
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>&#160;    <span class="comment">// Row 1 (time 1) -&gt; features (0, 1), (4, 5), .. (28, 29), (32, 33), ..  (60, 61) .. (124, 125)</span></div>
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>&#160;    <span class="comment">// ...</span></div>
<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>&#160;    <span class="comment">// Row 8 (time 0) -&gt; features (2, 3), (6, 7), .. (30, 31), (34, 35), ..  (62, 63) .. (126, 127)</span></div>
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>&#160;    <span class="comment">// Row 15 (time 7) -&gt; features (2, 3), (6, 7), .. (30, 31), (34, 35), ..  (62, 63) .. (126, 127)</span></div>
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>&#160; </div>
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>&#160; </div>
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>&#160;<span class="preprocessor">#define add_vals(a_feat1, a_feat2, f1, f2, f3, f4)\</span></div>
<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>&#160;<span class="preprocessor">      results[0].x += a_feat1.x * f1.x;\</span></div>
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>&#160;<span class="preprocessor">      results[1].x += a_feat1.x * f1.y;\</span></div>
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>&#160;<span class="preprocessor">      results[2].x += a_feat1.x * f2.x;\</span></div>
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>&#160;<span class="preprocessor">      results[3].x += a_feat1.x * f2.y;\</span></div>
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>&#160;<span class="preprocessor">      results[4].x += a_feat1.x * f3.x;\</span></div>
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>&#160;<span class="preprocessor">      results[5].x += a_feat1.x * f3.y;\</span></div>
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>&#160;<span class="preprocessor">      results[6].x += a_feat1.x * f4.x;\</span></div>
<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>&#160;<span class="preprocessor">      results[7].x += a_feat1.x * f4.y;\</span></div>
<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>&#160;<span class="preprocessor">\</span></div>
<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>&#160;<span class="preprocessor">      results[0].y += a_feat1.y * f1.x;\</span></div>
<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>&#160;<span class="preprocessor">      results[1].y += a_feat1.y * f1.y;\</span></div>
<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>&#160;<span class="preprocessor">      results[2].y += a_feat1.y * f2.x;\</span></div>
<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>&#160;<span class="preprocessor">      results[3].y += a_feat1.y * f2.y;\</span></div>
<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>&#160;<span class="preprocessor">      results[4].y += a_feat1.y * f3.x;\</span></div>
<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>&#160;<span class="preprocessor">      results[5].y += a_feat1.y * f3.y;\</span></div>
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>&#160;<span class="preprocessor">      results[6].y += a_feat1.y * f4.x;\</span></div>
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>&#160;<span class="preprocessor">      results[7].y += a_feat1.y * f4.y;\</span></div>
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>&#160;<span class="preprocessor">\</span></div>
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>&#160;<span class="preprocessor">      results[0].z += a_feat2.x * f1.x;\</span></div>
<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>&#160;<span class="preprocessor">      results[1].z += a_feat2.x * f1.y;\</span></div>
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>&#160;<span class="preprocessor">      results[2].z += a_feat2.x * f2.x;\</span></div>
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>&#160;<span class="preprocessor">      results[3].z += a_feat2.x * f2.y;\</span></div>
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>&#160;<span class="preprocessor">      results[4].z += a_feat2.x * f3.x;\</span></div>
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>&#160;<span class="preprocessor">      results[5].z += a_feat2.x * f3.y;\</span></div>
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>&#160;<span class="preprocessor">      results[6].z += a_feat2.x * f4.x;\</span></div>
<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>&#160;<span class="preprocessor">      results[7].z += a_feat2.x * f4.y;\</span></div>
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>&#160;<span class="preprocessor">\</span></div>
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>&#160;<span class="preprocessor">      results[0].w += a_feat2.y * f1.x;\</span></div>
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>&#160;<span class="preprocessor">      results[1].w += a_feat2.y * f1.y;\</span></div>
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>&#160;<span class="preprocessor">      results[2].w += a_feat2.y * f2.x;\</span></div>
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>&#160;<span class="preprocessor">      results[3].w += a_feat2.y * f2.y;\</span></div>
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>&#160;<span class="preprocessor">      results[4].w += a_feat2.y * f3.x;\</span></div>
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>&#160;<span class="preprocessor">      results[5].w += a_feat2.y * f3.y;\</span></div>
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>&#160;<span class="preprocessor">      results[6].w += a_feat2.y * f4.x;\</span></div>
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>&#160;<span class="preprocessor">      results[7].w += a_feat2.y * f4.y;\</span></div>
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>&#160;<span class="preprocessor"></span> </div>
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>&#160;    lhs_shmem2[threadIdx.y/4][threadIdx.x+(threadIdx.y%4)*8] = make_float2(lhs_pf0.x, lhs_pf0.y);</div>
<div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>&#160;    lhs_shmem2[threadIdx.y/4+8][threadIdx.x+(threadIdx.y%4)*8] = make_float2(lhs_pf1.x, lhs_pf1.y);</div>
<div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>&#160;    lhs_shmem2[threadIdx.y/4+16][threadIdx.x+(threadIdx.y%4)*8] = make_float2(lhs_pf2.x, lhs_pf2.y);</div>
<div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>&#160;    lhs_shmem2[threadIdx.y/4+24][threadIdx.x+(threadIdx.y%4)*8] = make_float2(lhs_pf3.x, lhs_pf3.y);</div>
<div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>&#160; </div>
<div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>&#160;    lhs_shmem2[threadIdx.y/4 + 32][threadIdx.x+(threadIdx.y%4)*8] = make_float2(lhs_pf0.z, lhs_pf0.w);</div>
<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>&#160;    lhs_shmem2[threadIdx.y/4 + 40][threadIdx.x+(threadIdx.y%4)*8] = make_float2(lhs_pf1.z, lhs_pf1.w);</div>
<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>&#160;    lhs_shmem2[threadIdx.y/4 + 48][threadIdx.x+(threadIdx.y%4)*8] = make_float2(lhs_pf2.z, lhs_pf2.w);</div>
<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>&#160;    lhs_shmem2[threadIdx.y/4 + 56][threadIdx.x+(threadIdx.y%4)*8] = make_float2(lhs_pf3.z, lhs_pf3.w);</div>
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>&#160; </div>
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>&#160;    __syncthreads();</div>
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>&#160; </div>
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>&#160;    <span class="comment">// Do the multiplies.</span></div>
<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>&#160;<span class="preprocessor">    #pragma unroll</span></div>
<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> koff = 0; koff &lt; 32; koff ++) {</div>
<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>&#160;      float2 a3 = lhs_shmem2[koff][threadIdx.x + (threadIdx.y % 4) * 8];</div>
<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>&#160;      float2 a4 = lhs_shmem2[koff + 32][threadIdx.x + (threadIdx.y % 4) * 8];</div>
<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>&#160; </div>
<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>&#160;      <span class="comment">// first feature is at (threadIdx.y/4) * 8 last is at start + 8.</span></div>
<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>&#160;      <span class="keywordtype">int</span> start_feature = (threadIdx.y / 4) * 8;</div>
<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>&#160; </div>
<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>&#160;      float2 br1 = rhs_shmem2[start_feature/2 +     (koff % 4) * 32][koff/4];</div>
<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>&#160;      float2 br2 = rhs_shmem2[start_feature/2 + 1 + (koff % 4) * 32][koff/4];</div>
<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>&#160;      float2 br3 = rhs_shmem2[start_feature/2 + 2 + (koff % 4) * 32][koff/4];</div>
<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>&#160;      float2 br4 = rhs_shmem2[start_feature/2 + 3 + (koff % 4) * 32][koff/4];</div>
<div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>&#160; </div>
<div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>&#160;      add_vals(a3, a4, br1, br2, br3, br4)</div>
<div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>&#160;    }</div>
<div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>&#160;    __syncthreads();</div>
<div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>&#160;  } <span class="comment">// end loop over k</span></div>
<div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>&#160; </div>
<div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>&#160;  __syncthreads();</div>
<div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>&#160;  <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> horiz_base = (threadIdx.y/4)*8+base_n;</div>
<div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>&#160;  <span class="keywordflow">if</span> (!CHECK_LHS_BOUNDARY &amp;&amp; !CHECK_RHS_BOUNDARY) {</div>
<div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 8; i++) {</div>
<div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>&#160;      output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>&#160;      output(lhs_vert + 1, horiz_base + i) = results[i].y;</div>
<div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>&#160;      output(lhs_vert + 2, horiz_base + i) = results[i].z;</div>
<div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>&#160;      output(lhs_vert + 3, horiz_base + i) = results[i].w;</div>
<div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>&#160;    }</div>
<div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>&#160;  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!CHECK_RHS_BOUNDARY) {</div>
<div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>&#160;    <span class="keywordflow">if</span> (lhs_vert + 3 &lt; m_size) {</div>
<div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 8; i++) {</div>
<div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>&#160;        output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>&#160;        output(lhs_vert + 1, horiz_base + i) = results[i].y;</div>
<div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>&#160;        output(lhs_vert + 2, horiz_base + i) = results[i].z;</div>
<div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>&#160;        output(lhs_vert + 3, horiz_base + i) = results[i].w;</div>
<div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>&#160;      }</div>
<div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lhs_vert + 2 &lt; m_size) {</div>
<div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 8; i++) {</div>
<div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>&#160;        output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>&#160;        output(lhs_vert + 1, horiz_base + i) = results[i].y;</div>
<div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>&#160;        output(lhs_vert + 2, horiz_base + i) = results[i].z;</div>
<div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>&#160;      }</div>
<div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lhs_vert + 1 &lt; m_size) {</div>
<div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 8; i++) {</div>
<div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>&#160;        output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>&#160;        output(lhs_vert + 1, horiz_base + i) = results[i].y;</div>
<div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>&#160;      }</div>
<div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lhs_vert  &lt; m_size) {</div>
<div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 8; i++) {</div>
<div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>&#160;        output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>&#160;      }</div>
<div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>&#160;    }</div>
<div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>&#160;  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!CHECK_LHS_BOUNDARY) {</div>
<div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>&#160;    <span class="comment">// CHECK BOUNDARY_B</span></div>
<div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 8; i++) {</div>
<div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>&#160;      <span class="keywordflow">if</span> (horiz_base + i &lt; n_size) {</div>
<div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>&#160;        output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l01114"></a><span class="lineno"> 1114</span>&#160;        output(lhs_vert + 1, horiz_base + i) = results[i].y;</div>
<div class="line"><a name="l01115"></a><span class="lineno"> 1115</span>&#160;        output(lhs_vert + 2, horiz_base + i) = results[i].z;</div>
<div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>&#160;        output(lhs_vert + 3, horiz_base + i) = results[i].w;</div>
<div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>&#160;      }</div>
<div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>&#160;    }</div>
<div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>&#160;  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>&#160;    <span class="comment">// CHECK both boundaries.</span></div>
<div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 8; i++) {</div>
<div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>&#160;      <span class="keywordflow">if</span> (horiz_base + i &lt; n_size) {</div>
<div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>&#160;        <span class="keywordflow">if</span> (lhs_vert &lt; m_size)</div>
<div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>&#160;          output(lhs_vert, horiz_base + i) = results[i].x;</div>
<div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>&#160;        <span class="keywordflow">if</span> (lhs_vert + 1 &lt; m_size)</div>
<div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>&#160;          output(lhs_vert + 1, horiz_base + i) = results[i].y;</div>
<div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>&#160;        <span class="keywordflow">if</span> (lhs_vert + 2 &lt; m_size)</div>
<div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>&#160;          output(lhs_vert + 2, horiz_base + i) = results[i].z;</div>
<div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>&#160;        <span class="keywordflow">if</span> (lhs_vert + 3 &lt; m_size)</div>
<div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>&#160;          output(lhs_vert + 3, horiz_base + i) = results[i].w;</div>
<div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>&#160;      }</div>
<div class="line"><a name="l01132"></a><span class="lineno"> 1132</span>&#160;    }</div>
<div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>&#160;  }</div>
<div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>&#160;}</div>
<div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>&#160; </div>
<div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>&#160; </div>
<div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>, <span class="keyword">typename</span> LhsMapper,</div>
<div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>&#160;         <span class="keyword">typename</span> RhsMapper, <span class="keyword">typename</span> OutputMapper&gt;</div>
<div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>&#160;__global__ <span class="keywordtype">void</span></div>
<div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>&#160;<span class="preprocessor">#if defined(EIGEN_HIPCC)</span></div>
<div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>&#160;__launch_bounds__(256, 1)</div>
<div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>&#160;__launch_bounds__(256)</div>
<div class="line"><a name="l01144"></a><span class="lineno"> 1144</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>&#160;EigenFloatContractionKernel(<span class="keyword">const</span> LhsMapper lhs, <span class="keyword">const</span> RhsMapper rhs,</div>
<div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>&#160;                       <span class="keyword">const</span> OutputMapper output,</div>
<div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>&#160;                       <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_size, <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n_size, <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> k_size) {</div>
<div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>&#160;  __shared__ float2 lhs_shmem[64*32];</div>
<div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>&#160;  __shared__ float2 rhs_shmem[128*8];</div>
<div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>&#160; </div>
<div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>&#160;  <span class="keyword">typedef</span> float2 LHS_MEM[64][32];</div>
<div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>&#160;  <span class="keyword">typedef</span> float2 RHS_MEM[128][8];</div>
<div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>&#160; </div>
<div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_block_idx = blockIdx.x;</div>
<div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n_block_idx = blockIdx.y;</div>
<div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>&#160; </div>
<div class="line"><a name="l01157"></a><span class="lineno"> 1157</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base_m = 128 * m_block_idx;</div>
<div class="line"><a name="l01158"></a><span class="lineno"> 1158</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base_n = 64 * n_block_idx;</div>
<div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>&#160; </div>
<div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>&#160;  <span class="keywordtype">bool</span> check_rhs = (base_n + 63) &gt;= n_size;</div>
<div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>&#160;  <span class="keywordtype">bool</span> check_lhs128 = (base_m + 127) &gt;= m_size;</div>
<div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>&#160; </div>
<div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>&#160;  <span class="keywordflow">if</span> (!check_rhs) {</div>
<div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>&#160;    <span class="keywordflow">if</span> (!check_lhs128) {</div>
<div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>&#160;      <span class="comment">// &gt;= 128 rows left</span></div>
<div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>&#160;      EigenFloatContractionKernelInternal&lt;Index, LhsMapper, RhsMapper, OutputMapper, false, false&gt;(</div>
<div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>&#160;                     lhs, rhs, output, *((LHS_MEM *) lhs_shmem), *((RHS_MEM *) rhs_shmem), m_size, n_size, k_size, base_m, base_n);</div>
<div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>&#160;      EigenFloatContractionKernelInternal&lt;Index, LhsMapper, RhsMapper, OutputMapper, true, false&gt;(</div>
<div class="line"><a name="l01170"></a><span class="lineno"> 1170</span>&#160;                     lhs, rhs, output, *((LHS_MEM *) lhs_shmem), *((RHS_MEM *) rhs_shmem), m_size, n_size, k_size, base_m, base_n);</div>
<div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>&#160;    }</div>
<div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>&#160;  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>&#160;    <span class="keywordflow">if</span> (!check_lhs128) {</div>
<div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>&#160;      <span class="comment">// &gt;= 128 rows left</span></div>
<div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>&#160;      EigenFloatContractionKernelInternal&lt;Index, LhsMapper, RhsMapper, OutputMapper, false, true&gt;(</div>
<div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>&#160;                     lhs, rhs, output, *((LHS_MEM *) lhs_shmem), *((RHS_MEM *) rhs_shmem), m_size, n_size, k_size, base_m, base_n);</div>
<div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>&#160;      EigenFloatContractionKernelInternal&lt;Index, LhsMapper, RhsMapper, OutputMapper, true, true&gt;(</div>
<div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>&#160;                     lhs, rhs, output, *((LHS_MEM *) lhs_shmem), *((RHS_MEM *) rhs_shmem), m_size, n_size, k_size, base_m, base_n);</div>
<div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>&#160;    }</div>
<div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>&#160;  }</div>
<div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>&#160;}</div>
<div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>&#160; </div>
<div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>, <span class="keyword">typename</span> LhsMapper,</div>
<div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>&#160;         <span class="keyword">typename</span> RhsMapper, <span class="keyword">typename</span> OutputMapper&gt;</div>
<div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>&#160;__global__ <span class="keywordtype">void</span></div>
<div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>&#160;<span class="preprocessor">#if defined(EIGEN_HIPCC)</span></div>
<div class="line"><a name="l01188"></a><span class="lineno"> 1188</span>&#160;__launch_bounds__(256, 1)</div>
<div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>&#160;__launch_bounds__(256)</div>
<div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>&#160;EigenFloatContractionKernel16x16(<span class="keyword">const</span> LhsMapper lhs, <span class="keyword">const</span> RhsMapper rhs,</div>
<div class="line"><a name="l01193"></a><span class="lineno"> 1193</span>&#160;                       <span class="keyword">const</span> OutputMapper output,</div>
<div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>&#160;                       <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_size, <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n_size, <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> k_size) {</div>
<div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>&#160;  __shared__ float2 lhs_shmem[32][16];</div>
<div class="line"><a name="l01196"></a><span class="lineno"> 1196</span>&#160;  __shared__ float2 rhs_shmem[64][8];</div>
<div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>&#160; </div>
<div class="line"><a name="l01198"></a><span class="lineno"> 1198</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_block_idx = blockIdx.x;</div>
<div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n_block_idx = blockIdx.y;</div>
<div class="line"><a name="l01200"></a><span class="lineno"> 1200</span>&#160; </div>
<div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base_m = 64 * m_block_idx;</div>
<div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>&#160;  <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base_n = 64 * n_block_idx;</div>
<div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>&#160; </div>
<div class="line"><a name="l01204"></a><span class="lineno"> 1204</span>&#160;  <span class="keywordflow">if</span> (base_m + 63 &lt; m_size) {</div>
<div class="line"><a name="l01205"></a><span class="lineno"> 1205</span>&#160;    <span class="keywordflow">if</span> (base_n + 63 &lt; n_size) {</div>
<div class="line"><a name="l01206"></a><span class="lineno"> 1206</span>&#160;      EigenFloatContractionKernelInternal16x16&lt;Index, LhsMapper, RhsMapper, OutputMapper, false, false&gt;(lhs, rhs, output, lhs_shmem, rhs_shmem, m_size, n_size, k_size, base_m, base_n);</div>
<div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01208"></a><span class="lineno"> 1208</span>&#160;      EigenFloatContractionKernelInternal16x16&lt;Index, LhsMapper, RhsMapper, OutputMapper, false, true&gt;(lhs, rhs, output, lhs_shmem, rhs_shmem, m_size, n_size, k_size, base_m, base_n);</div>
<div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>&#160;    }</div>
<div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>&#160;  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>&#160;    <span class="keywordflow">if</span> (base_n + 63 &lt; n_size) {</div>
<div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>&#160;      EigenFloatContractionKernelInternal16x16&lt;Index, LhsMapper, RhsMapper, OutputMapper, true, false&gt;(lhs, rhs, output, lhs_shmem, rhs_shmem, m_size, n_size, k_size, base_m, base_n);</div>
<div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>&#160;      EigenFloatContractionKernelInternal16x16&lt;Index, LhsMapper, RhsMapper, OutputMapper, true, true&gt;(lhs, rhs, output, lhs_shmem, rhs_shmem, m_size, n_size, k_size, base_m, base_n);</div>
<div class="line"><a name="l01215"></a><span class="lineno"> 1215</span>&#160;    }</div>
<div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>&#160;  }</div>
<div class="line"><a name="l01217"></a><span class="lineno"> 1217</span>&#160;}</div>
<div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>&#160; </div>
<div class="line"><a name="l01219"></a><span class="lineno"> 1219</span>&#160; </div>
<div class="line"><a name="l01220"></a><span class="lineno"> 1220</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Indices, <span class="keyword">typename</span> LeftArgType, <span class="keyword">typename</span> RightArgType, <span class="keyword">typename</span> OutputKernelType&gt;</div>
<div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>&#160;<span class="keyword">struct </span>TensorEvaluator&lt;const TensorContractionOp&lt;Indices, LeftArgType, RightArgType, OutputKernelType&gt;, GpuDevice&gt; :</div>
<div class="line"><a name="l01222"></a><span class="lineno"> 1222</span>&#160;    <span class="keyword">public</span> TensorContractionEvaluatorBase&lt;TensorEvaluator&lt;const TensorContractionOp&lt;Indices, LeftArgType, RightArgType, OutputKernelType&gt;, GpuDevice&gt; &gt; {</div>
<div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>&#160; </div>
<div class="line"><a name="l01224"></a><span class="lineno"> 1224</span>&#160;  <span class="keyword">typedef</span> GpuDevice Device;</div>
<div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>&#160; </div>
<div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>&#160;  <span class="keyword">typedef</span> TensorEvaluator&lt;const TensorContractionOp&lt;Indices, LeftArgType, RightArgType, OutputKernelType&gt;, Device&gt; Self;</div>
<div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>&#160;  <span class="keyword">typedef</span> TensorContractionEvaluatorBase&lt;Self&gt; Base;</div>
<div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>&#160; </div>
<div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>&#160;  <span class="keyword">typedef</span> TensorContractionOp&lt;Indices, LeftArgType, RightArgType, OutputKernelType&gt; XprType;</div>
<div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>&#160;  <span class="keyword">typedef</span> std::remove_const_t&lt;typename XprType::Scalar&gt; Scalar;</div>
<div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> XprType::Index <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>;</div>
<div class="line"><a name="l01232"></a><span class="lineno"> 1232</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> XprType::CoeffReturnType CoeffReturnType;</div>
<div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> PacketType&lt;CoeffReturnType, GpuDevice&gt;::type PacketReturnType;</div>
<div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>&#160; </div>
<div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>&#160;  <span class="keyword">static</span> constexpr <span class="keywordtype">int</span> Layout = TensorEvaluator&lt;LeftArgType, Device&gt;::Layout;</div>
<div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>&#160; </div>
<div class="line"><a name="l01237"></a><span class="lineno"> 1237</span>&#160;  <span class="comment">// Most of the code is assuming that both input tensors are ColMajor. If the</span></div>
<div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>&#160;  <span class="comment">// inputs are RowMajor, we will &quot;cheat&quot; by swapping the LHS and RHS:</span></div>
<div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>&#160;  <span class="comment">// If we want to compute A * B = C, where A is LHS and B is RHS, the code</span></div>
<div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>&#160;  <span class="comment">// will pretend B is LHS and A is RHS.</span></div>
<div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>&#160;  <span class="keyword">typedef</span> std::conditional_t&lt;Layout == static_cast&lt;int&gt;(<a class="codeRef" href="../group__enums.html#ggaacded1a18ae58b0f554751f6cdf9eb13a0103672ae41005ab03b4176c765afd62">ColMajor</a>), LeftArgType, RightArgType&gt; EvalLeftArgType;</div>
<div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>&#160;  <span class="keyword">typedef</span> std::conditional_t&lt;Layout == static_cast&lt;int&gt;(<a class="codeRef" href="../group__enums.html#ggaacded1a18ae58b0f554751f6cdf9eb13a0103672ae41005ab03b4176c765afd62">ColMajor</a>), RightArgType, LeftArgType&gt; EvalRightArgType;</div>
<div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>&#160; </div>
<div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>&#160;  <span class="keyword">static</span> constexpr <span class="keywordtype">int</span> LDims =</div>
<div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>&#160;      internal::array_size&lt;typename TensorEvaluator&lt;EvalLeftArgType, Device&gt;::Dimensions&gt;::value;</div>
<div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>&#160;  <span class="keyword">static</span> constexpr <span class="keywordtype">int</span> RDims =</div>
<div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>&#160;      internal::array_size&lt;typename TensorEvaluator&lt;EvalRightArgType, Device&gt;::Dimensions&gt;::value;</div>
<div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>&#160;  <span class="keyword">static</span> constexpr <span class="keywordtype">int</span> ContractDims = internal::array_size&lt;Indices&gt;::value;</div>
<div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>&#160; </div>
<div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>&#160;  <span class="keyword">typedef</span> array&lt;Index, LDims&gt; left_dim_mapper_t;</div>
<div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>&#160;  <span class="keyword">typedef</span> array&lt;Index, RDims&gt; right_dim_mapper_t;</div>
<div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>&#160; </div>
<div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>&#160;  <span class="keyword">typedef</span> array&lt;Index, ContractDims&gt; contract_t;</div>
<div class="line"><a name="l01254"></a><span class="lineno"> 1254</span>&#160;  <span class="keyword">typedef</span> array&lt;<a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>, LDims - ContractDims&gt; left_nocontract_t;</div>
<div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>&#160;  <span class="keyword">typedef</span> array&lt;<a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>, RDims - ContractDims&gt; right_nocontract_t;</div>
<div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>&#160; </div>
<div class="line"><a name="l01257"></a><span class="lineno"> 1257</span>&#160;  <span class="keyword">static</span> constexpr <span class="keywordtype">int</span> NumDims = LDims + RDims - 2 * ContractDims;</div>
<div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>&#160; </div>
<div class="line"><a name="l01259"></a><span class="lineno"> 1259</span>&#160;  <span class="keyword">typedef</span> DSizes&lt;Index, NumDims&gt; Dimensions;</div>
<div class="line"><a name="l01260"></a><span class="lineno"> 1260</span>&#160; </div>
<div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>&#160;  <span class="comment">// typedefs needed in evalTo</span></div>
<div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>&#160;  <span class="keyword">typedef</span> std::remove_const_t&lt;typename EvalLeftArgType::Scalar&gt; LhsScalar;</div>
<div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>&#160;  <span class="keyword">typedef</span> std::remove_const_t&lt;typename EvalRightArgType::Scalar&gt; RhsScalar;</div>
<div class="line"><a name="l01264"></a><span class="lineno"> 1264</span>&#160; </div>
<div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>&#160;  <span class="keyword">typedef</span> TensorEvaluator&lt;EvalLeftArgType, Device&gt; LeftEvaluator;</div>
<div class="line"><a name="l01266"></a><span class="lineno"> 1266</span>&#160;  <span class="keyword">typedef</span> TensorEvaluator&lt;EvalRightArgType, Device&gt; RightEvaluator;</div>
<div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>&#160; </div>
<div class="line"><a name="l01268"></a><span class="lineno"> 1268</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> LeftEvaluator::Dimensions LeftDimensions;</div>
<div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> RightEvaluator::Dimensions RightDimensions;</div>
<div class="line"><a name="l01270"></a><span class="lineno"> 1270</span>&#160; </div>
<div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>&#160;  TensorEvaluator(<span class="keyword">const</span> XprType&amp; op, <span class="keyword">const</span> Device&amp; device) :</div>
<div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>&#160;      Base(op, device)</div>
<div class="line"><a name="l01273"></a><span class="lineno"> 1273</span>&#160;  {</div>
<div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>&#160;    EIGEN_STATIC_ASSERT( (internal::is_same&lt;OutputKernelType, const NoOpOutputKernel&gt;::value),</div>
<div class="line"><a name="l01275"></a><span class="lineno"> 1275</span>&#160;                          GPU_TENSOR_CONTRACTION_DOES_NOT_SUPPORT_OUTPUT_KERNELS);</div>
<div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>&#160;  }</div>
<div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>&#160; </div>
<div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>&#160;  <span class="comment">// We need to redefine this method to make nvcc happy</span></div>
<div class="line"><a name="l01279"></a><span class="lineno"> 1279</span>&#160;  EIGEN_STRONG_INLINE <span class="keywordtype">bool</span> evalSubExprsIfNeeded(Scalar* data) {</div>
<div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>&#160;    this-&gt;m_leftImpl.evalSubExprsIfNeeded(NULL);</div>
<div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>&#160;    this-&gt;m_rightImpl.evalSubExprsIfNeeded(NULL);</div>
<div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>&#160;    <span class="keywordflow">if</span> (data) {</div>
<div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>&#160;      evalTo(data);</div>
<div class="line"><a name="l01284"></a><span class="lineno"> 1284</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l01285"></a><span class="lineno"> 1285</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>&#160;      this-&gt;m_result = <span class="keyword">static_cast&lt;</span>Scalar *<span class="keyword">&gt;</span>(this-&gt;m_device.allocate(this-&gt;dimensions().TotalSize() * <span class="keyword">sizeof</span>(Scalar)));</div>
<div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>&#160;      evalTo(this-&gt;m_result);</div>
<div class="line"><a name="l01288"></a><span class="lineno"> 1288</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>&#160;    }</div>
<div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>&#160;  }</div>
<div class="line"><a name="l01291"></a><span class="lineno"> 1291</span>&#160; </div>
<div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>&#160;  <span class="keywordtype">void</span> evalTo(Scalar* buffer)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l01293"></a><span class="lineno"> 1293</span>&#160;    <span class="keywordflow">if</span> (this-&gt;m_lhs_inner_dim_contiguous) {</div>
<div class="line"><a name="l01294"></a><span class="lineno"> 1294</span>&#160;      <span class="keywordflow">if</span> (this-&gt;m_rhs_inner_dim_contiguous) {</div>
<div class="line"><a name="l01295"></a><span class="lineno"> 1295</span>&#160;        <span class="keywordflow">if</span> (this-&gt;m_rhs_inner_dim_reordered) {</div>
<div class="line"><a name="l01296"></a><span class="lineno"> 1296</span>&#160;          evalTyped&lt;true, true, true, Unaligned&gt;(buffer);</div>
<div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>&#160;        }</div>
<div class="line"><a name="l01298"></a><span class="lineno"> 1298</span>&#160;        <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01299"></a><span class="lineno"> 1299</span>&#160;          evalTyped&lt;true, true, false, Unaligned&gt;(buffer);</div>
<div class="line"><a name="l01300"></a><span class="lineno"> 1300</span>&#160;        }</div>
<div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>&#160;      }</div>
<div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>&#160;      <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>&#160;       <span class="keywordflow">if</span> (this-&gt;m_rhs_inner_dim_reordered) {</div>
<div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>&#160;          evalTyped&lt;true, false, true, Unaligned&gt;(buffer);</div>
<div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>&#160;        }</div>
<div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>&#160;        <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>&#160;          evalTyped&lt;true, false, false, Unaligned&gt;(buffer);</div>
<div class="line"><a name="l01308"></a><span class="lineno"> 1308</span>&#160;        }</div>
<div class="line"><a name="l01309"></a><span class="lineno"> 1309</span>&#160;      }</div>
<div class="line"><a name="l01310"></a><span class="lineno"> 1310</span>&#160;    }</div>
<div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>&#160;    <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01312"></a><span class="lineno"> 1312</span>&#160;      <span class="keywordflow">if</span> (this-&gt;m_rhs_inner_dim_contiguous) {</div>
<div class="line"><a name="l01313"></a><span class="lineno"> 1313</span>&#160;        <span class="keywordflow">if</span> (this-&gt;m_rhs_inner_dim_reordered) {</div>
<div class="line"><a name="l01314"></a><span class="lineno"> 1314</span>&#160;          evalTyped&lt;false, true, true, Unaligned&gt;(buffer);</div>
<div class="line"><a name="l01315"></a><span class="lineno"> 1315</span>&#160;        }</div>
<div class="line"><a name="l01316"></a><span class="lineno"> 1316</span>&#160;        <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01317"></a><span class="lineno"> 1317</span>&#160;          evalTyped&lt;false, true, false, Unaligned&gt;(buffer);</div>
<div class="line"><a name="l01318"></a><span class="lineno"> 1318</span>&#160;        }</div>
<div class="line"><a name="l01319"></a><span class="lineno"> 1319</span>&#160;      }</div>
<div class="line"><a name="l01320"></a><span class="lineno"> 1320</span>&#160;      <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01321"></a><span class="lineno"> 1321</span>&#160;       <span class="keywordflow">if</span> (this-&gt;m_rhs_inner_dim_reordered) {</div>
<div class="line"><a name="l01322"></a><span class="lineno"> 1322</span>&#160;          evalTyped&lt;false, false, true, Unaligned&gt;(buffer);</div>
<div class="line"><a name="l01323"></a><span class="lineno"> 1323</span>&#160;        }</div>
<div class="line"><a name="l01324"></a><span class="lineno"> 1324</span>&#160;        <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01325"></a><span class="lineno"> 1325</span>&#160;          evalTyped&lt;false, false, false, Unaligned&gt;(buffer);</div>
<div class="line"><a name="l01326"></a><span class="lineno"> 1326</span>&#160;        }</div>
<div class="line"><a name="l01327"></a><span class="lineno"> 1327</span>&#160;      }</div>
<div class="line"><a name="l01328"></a><span class="lineno"> 1328</span>&#160;    }</div>
<div class="line"><a name="l01329"></a><span class="lineno"> 1329</span>&#160;  }</div>
<div class="line"><a name="l01330"></a><span class="lineno"> 1330</span>&#160; </div>
<div class="line"><a name="l01331"></a><span class="lineno"> 1331</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> LhsScalar, <span class="keyword">typename</span> RhsScalar, <span class="keyword">typename</span> Index, <span class="keyword">typename</span> LhsMapper, <span class="keyword">typename</span> RhsMapper, <span class="keyword">typename</span> OutputMapper&gt; <span class="keyword">struct </span>LaunchKernels {</div>
<div class="line"><a name="l01332"></a><span class="lineno"> 1332</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">void</span> Run(<span class="keyword">const</span> LhsMapper&amp; lhs, <span class="keyword">const</span> RhsMapper&amp; rhs, <span class="keyword">const</span> OutputMapper&amp; output, Index m, Index n, Index k, <span class="keyword">const</span> GpuDevice&amp; device) {</div>
<div class="line"><a name="l01333"></a><span class="lineno"> 1333</span>&#160;    <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_blocks = (m + 63) / 64;</div>
<div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>&#160;    <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n_blocks = (n + 63) / 64;</div>
<div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>&#160;    <span class="keyword">const</span> dim3 num_blocks(m_blocks, n_blocks, 1);</div>
<div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>&#160;    <span class="keyword">const</span> dim3 block_size(8, 8, 8);</div>
<div class="line"><a name="l01337"></a><span class="lineno"> 1337</span>&#160;    LAUNCH_GPU_KERNEL((EigenContractionKernel&lt;Scalar, Index, LhsMapper, RhsMapper, OutputMapper&gt;), num_blocks, block_size, 0, device, lhs, rhs, output, m, n, k);</div>
<div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>&#160;    }</div>
<div class="line"><a name="l01339"></a><span class="lineno"> 1339</span>&#160;  };</div>
<div class="line"><a name="l01340"></a><span class="lineno"> 1340</span>&#160; </div>
<div class="line"><a name="l01341"></a><span class="lineno"> 1341</span>&#160;  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Index, <span class="keyword">typename</span> LhsMapper, <span class="keyword">typename</span> RhsMapper, <span class="keyword">typename</span> OutputMapper&gt; <span class="keyword">struct </span>LaunchKernels&lt;float, float, <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>, LhsMapper, RhsMapper, OutputMapper&gt; {</div>
<div class="line"><a name="l01342"></a><span class="lineno"> 1342</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">void</span> Run(<span class="keyword">const</span> LhsMapper&amp; lhs, <span class="keyword">const</span> RhsMapper&amp; rhs, <span class="keyword">const</span> OutputMapper&amp; output, Index m, Index n, Index k, <span class="keyword">const</span> GpuDevice&amp; device) {</div>
<div class="line"><a name="l01343"></a><span class="lineno"> 1343</span>&#160;      <span class="keywordflow">if</span> (m &lt; 768 || n &lt; 768) {</div>
<div class="line"><a name="l01344"></a><span class="lineno"> 1344</span>&#160;        <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_blocks = (m + 63) / 64;</div>
<div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>&#160;        <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n_blocks = (n + 63) / 64;</div>
<div class="line"><a name="l01346"></a><span class="lineno"> 1346</span>&#160;        <span class="keyword">const</span> dim3 num_blocks(m_blocks, n_blocks, 1);</div>
<div class="line"><a name="l01347"></a><span class="lineno"> 1347</span>&#160;        <span class="keyword">const</span> dim3 block_size(16, 16, 1);</div>
<div class="line"><a name="l01348"></a><span class="lineno"> 1348</span>&#160;        LAUNCH_GPU_KERNEL((EigenFloatContractionKernel16x16&lt;Index, LhsMapper, RhsMapper, OutputMapper&gt;), num_blocks, block_size, 0, device, lhs, rhs, output, m, n, k);</div>
<div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>&#160;      } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01350"></a><span class="lineno"> 1350</span>&#160;        <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_blocks = (m + 127) / 128;</div>
<div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>&#160;        <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n_blocks = (n + 63) / 64;</div>
<div class="line"><a name="l01352"></a><span class="lineno"> 1352</span>&#160;        <span class="keyword">const</span> dim3 num_blocks(m_blocks, n_blocks, 1);</div>
<div class="line"><a name="l01353"></a><span class="lineno"> 1353</span>&#160;        <span class="keyword">const</span> dim3 block_size(8, 32, 1);</div>
<div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>&#160;        LAUNCH_GPU_KERNEL((EigenFloatContractionKernel&lt;Index, LhsMapper, RhsMapper, OutputMapper&gt;), num_blocks, block_size, 0, device, lhs, rhs, output, m, n, k);</div>
<div class="line"><a name="l01355"></a><span class="lineno"> 1355</span>&#160;      }</div>
<div class="line"><a name="l01356"></a><span class="lineno"> 1356</span>&#160;    }</div>
<div class="line"><a name="l01357"></a><span class="lineno"> 1357</span>&#160;  };</div>
<div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>&#160; </div>
<div class="line"><a name="l01359"></a><span class="lineno"> 1359</span>&#160;  <span class="keyword">template</span> &lt;<span class="keywordtype">bool</span> lhs_inner_dim_contiguous, <span class="keywordtype">bool</span> rhs_inner_dim_contiguous, <span class="keywordtype">bool</span> rhs_inner_dim_reordered, <span class="keywordtype">int</span> Alignment&gt;</div>
<div class="line"><a name="l01360"></a><span class="lineno"> 1360</span>&#160;  <span class="keywordtype">void</span> evalTyped(Scalar* buffer)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l01361"></a><span class="lineno"> 1361</span>&#160;    <span class="comment">// columns in left side, rows in right side</span></div>
<div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>&#160;    <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> k = this-&gt;m_k_size;</div>
<div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>&#160;    EIGEN_UNUSED_VARIABLE(k)</div>
<div class="line"><a name="l01364"></a><span class="lineno"> 1364</span>&#160; </div>
<div class="line"><a name="l01365"></a><span class="lineno"> 1365</span>&#160;    <span class="comment">// rows in left side</span></div>
<div class="line"><a name="l01366"></a><span class="lineno"> 1366</span>&#160;    <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m = this-&gt;m_i_size;</div>
<div class="line"><a name="l01367"></a><span class="lineno"> 1367</span>&#160; </div>
<div class="line"><a name="l01368"></a><span class="lineno"> 1368</span>&#160;    <span class="comment">// columns in right side</span></div>
<div class="line"><a name="l01369"></a><span class="lineno"> 1369</span>&#160;    <span class="keyword">const</span> <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> n = this-&gt;m_j_size;</div>
<div class="line"><a name="l01370"></a><span class="lineno"> 1370</span>&#160; </div>
<div class="line"><a name="l01371"></a><span class="lineno"> 1371</span>&#160;    <span class="comment">// zero out the result buffer (which must be of size at least m * n * sizeof(Scalar))</span></div>
<div class="line"><a name="l01372"></a><span class="lineno"> 1372</span>&#160;    this-&gt;m_device.fill(buffer, buffer + m * n, Scalar(0));</div>
<div class="line"><a name="l01373"></a><span class="lineno"> 1373</span>&#160; </div>
<div class="line"><a name="l01374"></a><span class="lineno"> 1374</span>&#160;    <span class="keyword">typedef</span> internal::TensorContractionInputMapper&lt;LhsScalar, <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>, internal::Lhs,</div>
<div class="line"><a name="l01375"></a><span class="lineno"> 1375</span>&#160;                                                   LeftEvaluator, left_nocontract_t,</div>
<div class="line"><a name="l01376"></a><span class="lineno"> 1376</span>&#160;                                                   contract_t, 4,</div>
<div class="line"><a name="l01377"></a><span class="lineno"> 1377</span>&#160;                                                   lhs_inner_dim_contiguous,</div>
<div class="line"><a name="l01378"></a><span class="lineno"> 1378</span>&#160;                                                   <span class="keyword">false</span>, <a class="codeRef" href="../group__enums.html#gga45fe06e29902b7a2773de05ba27b47a1a4e19dd09d5ff42295ba1d72d12a46686">Unaligned</a>&gt; LhsMapper;</div>
<div class="line"><a name="l01379"></a><span class="lineno"> 1379</span>&#160; </div>
<div class="line"><a name="l01380"></a><span class="lineno"> 1380</span>&#160;    <span class="keyword">typedef</span> internal::TensorContractionInputMapper&lt;RhsScalar, <a class="codeRef" href="../namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>, internal::Rhs,</div>
<div class="line"><a name="l01381"></a><span class="lineno"> 1381</span>&#160;                                                   RightEvaluator, right_nocontract_t,</div>
<div class="line"><a name="l01382"></a><span class="lineno"> 1382</span>&#160;                                                   contract_t, 4,</div>
<div class="line"><a name="l01383"></a><span class="lineno"> 1383</span>&#160;                                                   rhs_inner_dim_contiguous,</div>
<div class="line"><a name="l01384"></a><span class="lineno"> 1384</span>&#160;                                                   rhs_inner_dim_reordered, <a class="codeRef" href="../group__enums.html#gga45fe06e29902b7a2773de05ba27b47a1a4e19dd09d5ff42295ba1d72d12a46686">Unaligned</a>&gt; RhsMapper;</div>
<div class="line"><a name="l01385"></a><span class="lineno"> 1385</span>&#160; </div>
<div class="line"><a name="l01386"></a><span class="lineno"> 1386</span>&#160;    <span class="keyword">typedef</span> internal::blas_data_mapper&lt;Scalar, Index, ColMajor&gt; OutputMapper;</div>
<div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>&#160; </div>
<div class="line"><a name="l01388"></a><span class="lineno"> 1388</span>&#160; </div>
<div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>&#160;    <span class="comment">// initialize data mappers</span></div>
<div class="line"><a name="l01390"></a><span class="lineno"> 1390</span>&#160;    LhsMapper lhs(this-&gt;m_leftImpl, this-&gt;m_left_nocontract_strides, this-&gt;m_i_strides,</div>
<div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>&#160;                  this-&gt;m_left_contracting_strides, this-&gt;m_k_strides);</div>
<div class="line"><a name="l01392"></a><span class="lineno"> 1392</span>&#160; </div>
<div class="line"><a name="l01393"></a><span class="lineno"> 1393</span>&#160;    RhsMapper rhs(this-&gt;m_rightImpl, this-&gt;m_right_nocontract_strides, this-&gt;m_j_strides,</div>
<div class="line"><a name="l01394"></a><span class="lineno"> 1394</span>&#160;                  this-&gt;m_right_contracting_strides, this-&gt;m_k_strides);</div>
<div class="line"><a name="l01395"></a><span class="lineno"> 1395</span>&#160; </div>
<div class="line"><a name="l01396"></a><span class="lineno"> 1396</span>&#160;    OutputMapper output(buffer, m);</div>
<div class="line"><a name="l01397"></a><span class="lineno"> 1397</span>&#160; </div>
<div class="line"><a name="l01398"></a><span class="lineno"> 1398</span>&#160;<span class="preprocessor">#if defined(EIGEN_USE_HIP)</span></div>
<div class="line"><a name="l01399"></a><span class="lineno"> 1399</span>&#160;    setGpuSharedMemConfig(hipSharedMemBankSizeEightByte);</div>
<div class="line"><a name="l01400"></a><span class="lineno"> 1400</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l01401"></a><span class="lineno"> 1401</span>&#160;    setGpuSharedMemConfig(cudaSharedMemBankSizeEightByte);</div>
<div class="line"><a name="l01402"></a><span class="lineno"> 1402</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01403"></a><span class="lineno"> 1403</span>&#160; </div>
<div class="line"><a name="l01404"></a><span class="lineno"> 1404</span>&#160;    LaunchKernels&lt;LhsScalar, RhsScalar, Index, LhsMapper, RhsMapper, OutputMapper&gt;::Run(lhs, rhs, output,  m, n, k, this-&gt;m_device);</div>
<div class="line"><a name="l01405"></a><span class="lineno"> 1405</span>&#160;  }</div>
<div class="line"><a name="l01406"></a><span class="lineno"> 1406</span>&#160;};</div>
<div class="line"><a name="l01407"></a><span class="lineno"> 1407</span>&#160; </div>
<div class="line"><a name="l01408"></a><span class="lineno"> 1408</span>&#160;} <span class="comment">// end namespace Eigen</span></div>
<div class="line"><a name="l01409"></a><span class="lineno"> 1409</span>&#160; </div>
<div class="line"><a name="l01410"></a><span class="lineno"> 1410</span>&#160;<span class="preprocessor">#endif </span><span class="comment">// EIGEN_USE_GPU and EIGEN_GPUCC</span></div>
<div class="line"><a name="l01411"></a><span class="lineno"> 1411</span>&#160;<span class="preprocessor">#endif </span><span class="comment">// EIGEN_CXX11_TENSOR_TENSOR_CONTRACTION_GPU_H</span></div>
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